Home / 498,352,005.60-747,528,008.40-294,278,661.60

Finding the Fourth Proportional to 498,352,005.60, 747,528,008.40 and 294,278,661.60

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Solution

The fourth proportional to 498,352,005.60, 747,528,008.40 and 294,278,661.60 is: 441,417,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,352,005.60 : 747,528,008.40 = 294,278,661.60 : x
  2. Step 2: Convert to fraction form
    498,352,005.60/747,528,008.40 = 294,278,661.60/x
  3. Step 3: Cross multiply
    498,352,005.60x = 747,528,008.40 × 294,278,661.60
  4. Step 4: Simplify right side
    498,352,005.60x = 219,981,541,820,465,568
  5. Step 5: Solve for x
    x = 219,981,541,820,465,568/498,352,005.60
  6. Step 6: Final answer
    x = 441,417,992.40

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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.