Home / 120,712,006.79-166,586,593.11-67,798,039.13

Finding the Fourth Proportional to 120,712,006.79, 166,586,593.11 and 67,798,039.13

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Solution

The fourth proportional to 120,712,006.79, 166,586,593.11 and 67,798,039.13 is: 93,563,553.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,712,006.79 : 166,586,593.11 = 67,798,039.13 : x
  2. Step 2: Convert to fraction form
    120,712,006.79/166,586,593.11 = 67,798,039.13/x
  3. Step 3: Cross multiply
    120,712,006.79x = 166,586,593.11 × 67,798,039.13
  4. Step 4: Simplify right side
    120,712,006.79x = 11,294,244,358,205,168
  5. Step 5: Solve for x
    x = 11,294,244,358,205,168/120,712,006.79
  6. Step 6: Final answer
    x = 93,563,553.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.