Home / 282,412,951.38-423,376,776.72-98,156,484.18

Finding the Fourth Proportional to 282,412,951.38, 423,376,776.72 and 98,156,484.18

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Solution

The fourth proportional to 282,412,951.38, 423,376,776.72 and 98,156,484.18 is: 147,150,389.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,412,951.38 : 423,376,776.72 = 98,156,484.18 : x
  2. Step 2: Convert to fraction form
    282,412,951.38/423,376,776.72 = 98,156,484.18/x
  3. Step 3: Cross multiply
    282,412,951.38x = 423,376,776.72 × 98,156,484.18
  4. Step 4: Simplify right side
    282,412,951.38x = 41,557,175,886,296,080
  5. Step 5: Solve for x
    x = 41,557,175,886,296,080/282,412,951.38
  6. Step 6: Final answer
    x = 147,150,389.82

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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.