Home / 1,090,495,294.20-1,635,742,941.30-918,308,410.20

Finding the Fourth Proportional to 1,090,495,294.20, 1,635,742,941.30 and 918,308,410.20

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Solution

The fourth proportional to 1,090,495,294.20, 1,635,742,941.30 and 918,308,410.20 is: 1,377,462,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,495,294.20 : 1,635,742,941.30 = 918,308,410.20 : x
  2. Step 2: Convert to fraction form
    1,090,495,294.20/1,635,742,941.30 = 918,308,410.20/x
  3. Step 3: Cross multiply
    1,090,495,294.20x = 1,635,742,941.30 × 918,308,410.20
  4. Step 4: Simplify right side
    1,090,495,294.20x = 1,502,116,499,921,074,944
  5. Step 5: Solve for x
    x = 1,502,116,499,921,074,944/1,090,495,294.20
  6. Step 6: Final answer
    x = 1,377,462,615.30

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Half scale
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Double scale
Find fourth proportional to 1,090,495,295.20, 1,635,742,942.80 and 918,308,411.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.