Home / 178,916,306.40-268,374,459.60-144,904,082.40

Finding the Fourth Proportional to 178,916,306.40, 268,374,459.60 and 144,904,082.40

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Solution

The fourth proportional to 178,916,306.40, 268,374,459.60 and 144,904,082.40 is: 217,356,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,916,306.40 : 268,374,459.60 = 144,904,082.40 : x
  2. Step 2: Convert to fraction form
    178,916,306.40/268,374,459.60 = 144,904,082.40/x
  3. Step 3: Cross multiply
    178,916,306.40x = 268,374,459.60 × 144,904,082.40
  4. Step 4: Simplify right side
    178,916,306.40x = 38,888,554,807,933,872
  5. Step 5: Solve for x
    x = 38,888,554,807,933,872/178,916,306.40
  6. Step 6: Final answer
    x = 217,356,123.60

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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.