Home / 108,257,528.80-162,386,293.20-53,649,013.60

Finding the Fourth Proportional to 108,257,528.80, 162,386,293.20 and 53,649,013.60

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Solution

The fourth proportional to 108,257,528.80, 162,386,293.20 and 53,649,013.60 is: 80,473,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,257,528.80 : 162,386,293.20 = 53,649,013.60 : x
  2. Step 2: Convert to fraction form
    108,257,528.80/162,386,293.20 = 53,649,013.60/x
  3. Step 3: Cross multiply
    108,257,528.80x = 162,386,293.20 × 53,649,013.60
  4. Step 4: Simplify right side
    108,257,528.80x = 8,711,864,452,340,387
  5. Step 5: Solve for x
    x = 8,711,864,452,340,387/108,257,528.80
  6. Step 6: Final answer
    x = 80,473,520.40

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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.