Home / 355,521,473.13-532,798,006.80-200,149,389.93

Finding the Fourth Proportional to 355,521,473.13, 532,798,006.80 and 200,149,389.93

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Solution

The fourth proportional to 355,521,473.13, 532,798,006.80 and 200,149,389.93 is: 299,951,491.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,521,473.13 : 532,798,006.80 = 200,149,389.93 : x
  2. Step 2: Convert to fraction form
    355,521,473.13/532,798,006.80 = 200,149,389.93/x
  3. Step 3: Cross multiply
    355,521,473.13x = 532,798,006.80 × 200,149,389.93
  4. Step 4: Simplify right side
    355,521,473.13x = 106,639,196,016,940,000
  5. Step 5: Solve for x
    x = 106,639,196,016,940,000/355,521,473.13
  6. Step 6: Final answer
    x = 299,951,491.19

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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.