Home / 498,229,785.60-747,557,254.80-239,311,730.40

Finding the Fourth Proportional to 498,229,785.60, 747,557,254.80 and 239,311,730.40

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Solution

The fourth proportional to 498,229,785.60, 747,557,254.80 and 239,311,730.40 is: 359,069,701.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,229,785.60 : 747,557,254.80 = 239,311,730.40 : x
  2. Step 2: Convert to fraction form
    498,229,785.60/747,557,254.80 = 239,311,730.40/x
  3. Step 3: Cross multiply
    498,229,785.60x = 747,557,254.80 × 239,311,730.40
  4. Step 4: Simplify right side
    498,229,785.60x = 178,899,220,219,261,696
  5. Step 5: Solve for x
    x = 178,899,220,219,261,696/498,229,785.60
  6. Step 6: Final answer
    x = 359,069,701.15

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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.