Home / 137,663,999.10-206,495,998.65-96,457,419.90

Finding the Fourth Proportional to 137,663,999.10, 206,495,998.65 and 96,457,419.90

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Solution

The fourth proportional to 137,663,999.10, 206,495,998.65 and 96,457,419.90 is: 144,686,129.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,663,999.10 : 206,495,998.65 = 96,457,419.90 : x
  2. Step 2: Convert to fraction form
    137,663,999.10/206,495,998.65 = 96,457,419.90/x
  3. Step 3: Cross multiply
    137,663,999.10x = 206,495,998.65 × 96,457,419.90
  4. Step 4: Simplify right side
    137,663,999.10x = 19,918,071,249,452,884
  5. Step 5: Solve for x
    x = 19,918,071,249,452,884/137,663,999.10
  6. Step 6: Final answer
    x = 144,686,129.85

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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.