Home / 98,228,049.60-147,342,584.70-25,439,732.40

Finding the Fourth Proportional to 98,228,049.60, 147,342,584.70 and 25,439,732.40

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Solution

The fourth proportional to 98,228,049.60, 147,342,584.70 and 25,439,732.40 is: 38,159,730.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,228,049.60 : 147,342,584.70 = 25,439,732.40 : x
  2. Step 2: Convert to fraction form
    98,228,049.60/147,342,584.70 = 25,439,732.40/x
  3. Step 3: Cross multiply
    98,228,049.60x = 147,342,584.70 × 25,439,732.40
  4. Step 4: Simplify right side
    98,228,049.60x = 3,748,355,925,892,334
  5. Step 5: Solve for x
    x = 3,748,355,925,892,334/98,228,049.60
  6. Step 6: Final answer
    x = 38,159,730.76

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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.