Home / 690,835,798.98-1,036,719,961.02-270,605,046.15

Finding the Fourth Proportional to 690,835,798.98, 1,036,719,961.02 and 270,605,046.15

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Solution

The fourth proportional to 690,835,798.98, 1,036,719,961.02 and 270,605,046.15 is: 406,090,207.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,835,798.98 : 1,036,719,961.02 = 270,605,046.15 : x
  2. Step 2: Convert to fraction form
    690,835,798.98/1,036,719,961.02 = 270,605,046.15/x
  3. Step 3: Cross multiply
    690,835,798.98x = 1,036,719,961.02 × 270,605,046.15
  4. Step 4: Simplify right side
    690,835,798.98x = 280,541,652,896,443,264
  5. Step 5: Solve for x
    x = 280,541,652,896,443,264/690,835,798.98
  6. Step 6: Final answer
    x = 406,090,207.41

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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.