Home / 1,042,371,096.64-1,563,555,324.52-266,016,774.76

Finding the Fourth Proportional to 1,042,371,096.64, 1,563,555,324.52 and 266,016,774.76

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Solution

The fourth proportional to 1,042,371,096.64, 1,563,555,324.52 and 266,016,774.76 is: 399,024,825.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,371,096.64 : 1,563,555,324.52 = 266,016,774.76 : x
  2. Step 2: Convert to fraction form
    1,042,371,096.64/1,563,555,324.52 = 266,016,774.76/x
  3. Step 3: Cross multiply
    1,042,371,096.64x = 1,563,555,324.52 × 266,016,774.76
  4. Step 4: Simplify right side
    1,042,371,096.64x = 415,931,944,587,635,520
  5. Step 5: Solve for x
    x = 415,931,944,587,635,520/1,042,371,096.64
  6. Step 6: Final answer
    x = 399,024,825.16

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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.