Home / 750,520,301.13-1,125,921,875.54-284,321,360.25

Finding the Fourth Proportional to 750,520,301.13, 1,125,921,875.54 and 284,321,360.25

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Solution

The fourth proportional to 750,520,301.13, 1,125,921,875.54 and 284,321,360.25 is: 426,535,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,520,301.13 : 1,125,921,875.54 = 284,321,360.25 : x
  2. Step 2: Convert to fraction form
    750,520,301.13/1,125,921,875.54 = 284,321,360.25/x
  3. Step 3: Cross multiply
    750,520,301.13x = 1,125,921,875.54 × 284,321,360.25
  4. Step 4: Simplify right side
    750,520,301.13x = 320,123,639,187,342,400
  5. Step 5: Solve for x
    x = 320,123,639,187,342,400/750,520,301.13
  6. Step 6: Final answer
    x = 426,535,616.30

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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.