Home / 282,669,162.13-424,003,898.10-129,207,601.76

Finding the Fourth Proportional to 282,669,162.13, 424,003,898.10 and 129,207,601.76

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Solution

The fourth proportional to 282,669,162.13, 424,003,898.10 and 129,207,601.76 is: 193,811,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,669,162.13 : 424,003,898.10 = 129,207,601.76 : x
  2. Step 2: Convert to fraction form
    282,669,162.13/424,003,898.10 = 129,207,601.76/x
  3. Step 3: Cross multiply
    282,669,162.13x = 424,003,898.10 × 129,207,601.76
  4. Step 4: Simplify right side
    282,669,162.13x = 54,784,526,810,392,424
  5. Step 5: Solve for x
    x = 54,784,526,810,392,424/282,669,162.13
  6. Step 6: Final answer
    x = 193,811,473.45

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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.