Home / 156,636,006.90-234,954,010.35-133,457,306.10

Finding the Fourth Proportional to 156,636,006.90, 234,954,010.35 and 133,457,306.10

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Solution

The fourth proportional to 156,636,006.90, 234,954,010.35 and 133,457,306.10 is: 200,185,959.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,636,006.90 : 234,954,010.35 = 133,457,306.10 : x
  2. Step 2: Convert to fraction form
    156,636,006.90/234,954,010.35 = 133,457,306.10/x
  3. Step 3: Cross multiply
    156,636,006.90x = 234,954,010.35 × 133,457,306.10
  4. Step 4: Simplify right side
    156,636,006.90x = 31,356,329,278,702,516
  5. Step 5: Solve for x
    x = 31,356,329,278,702,516/156,636,006.90
  6. Step 6: Final answer
    x = 200,185,959.15

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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.