Home / 576,710,928.27-865,071,816.17-140,015,448.45

Finding the Fourth Proportional to 576,710,928.27, 865,071,816.17 and 140,015,448.45

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Solution

The fourth proportional to 576,710,928.27, 865,071,816.17 and 140,015,448.45 is: 210,024,489.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,710,928.27 : 865,071,816.17 = 140,015,448.45 : x
  2. Step 2: Convert to fraction form
    576,710,928.27/865,071,816.17 = 140,015,448.45/x
  3. Step 3: Cross multiply
    576,710,928.27x = 865,071,816.17 × 140,015,448.45
  4. Step 4: Simplify right side
    576,710,928.27x = 121,123,418,281,798,416
  5. Step 5: Solve for x
    x = 121,123,418,281,798,416/576,710,928.27
  6. Step 6: Final answer
    x = 210,024,489.47

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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.