Home / 1,042,371,094.62-1,563,555,321.54-266,016,772.74

Finding the Fourth Proportional to 1,042,371,094.62, 1,563,555,321.54 and 266,016,772.74

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Solution

The fourth proportional to 1,042,371,094.62, 1,563,555,321.54 and 266,016,772.74 is: 399,024,822.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,371,094.62 : 1,563,555,321.54 = 266,016,772.74 : x
  2. Step 2: Convert to fraction form
    1,042,371,094.62/1,563,555,321.54 = 266,016,772.74/x
  3. Step 3: Cross multiply
    1,042,371,094.62x = 1,563,555,321.54 × 266,016,772.74
  4. Step 4: Simplify right side
    1,042,371,094.62x = 415,931,940,636,523,840
  5. Step 5: Solve for x
    x = 415,931,940,636,523,840/1,042,371,094.62
  6. Step 6: Final answer
    x = 399,024,822.14

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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.