Home / 1,097,916,331.20-1,648,149,955.20-661,709,558.40

Finding the Fourth Proportional to 1,097,916,331.20, 1,648,149,955.20 and 661,709,558.40

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Solution

The fourth proportional to 1,097,916,331.20, 1,648,149,955.20 and 661,709,558.40 is: 993,333,051.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,916,331.20 : 1,648,149,955.20 = 661,709,558.40 : x
  2. Step 2: Convert to fraction form
    1,097,916,331.20/1,648,149,955.20 = 661,709,558.40/x
  3. Step 3: Cross multiply
    1,097,916,331.20x = 1,648,149,955.20 × 661,709,558.40
  4. Step 4: Simplify right side
    1,097,916,331.20x = 1,090,596,579,032,371,712
  5. Step 5: Solve for x
    x = 1,090,596,579,032,371,712/1,097,916,331.20
  6. Step 6: Final answer
    x = 993,333,051.02

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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.