Home / 873,312,442.60-1,309,968,663.90-801,886,772.20

Finding the Fourth Proportional to 873,312,442.60, 1,309,968,663.90 and 801,886,772.20

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Solution

The fourth proportional to 873,312,442.60, 1,309,968,663.90 and 801,886,772.20 is: 1,202,830,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,312,442.60 : 1,309,968,663.90 = 801,886,772.20 : x
  2. Step 2: Convert to fraction form
    873,312,442.60/1,309,968,663.90 = 801,886,772.20/x
  3. Step 3: Cross multiply
    873,312,442.60x = 1,309,968,663.90 × 801,886,772.20
  4. Step 4: Simplify right side
    873,312,442.60x = 1,050,446,543,577,917,824
  5. Step 5: Solve for x
    x = 1,050,446,543,577,917,824/873,312,442.60
  6. Step 6: Final answer
    x = 1,202,830,158.30

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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.