Home / 360,535,514.04-540,727,594.02-101,690,201.28

Finding the Fourth Proportional to 360,535,514.04, 540,727,594.02 and 101,690,201.28

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Solution

The fourth proportional to 360,535,514.04, 540,727,594.02 and 101,690,201.28 is: 152,513,956.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,535,514.04 : 540,727,594.02 = 101,690,201.28 : x
  2. Step 2: Convert to fraction form
    360,535,514.04/540,727,594.02 = 101,690,201.28/x
  3. Step 3: Cross multiply
    360,535,514.04x = 540,727,594.02 × 101,690,201.28
  4. Step 4: Simplify right side
    360,535,514.04x = 54,986,697,873,543,920
  5. Step 5: Solve for x
    x = 54,986,697,873,543,920/360,535,514.04
  6. Step 6: Final answer
    x = 152,513,956.97

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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.