Home / 129,024,148.20-193,536,222.30-97,173,652.20

Finding the Fourth Proportional to 129,024,148.20, 193,536,222.30 and 97,173,652.20

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Solution

The fourth proportional to 129,024,148.20, 193,536,222.30 and 97,173,652.20 is: 145,760,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,024,148.20 : 193,536,222.30 = 97,173,652.20 : x
  2. Step 2: Convert to fraction form
    129,024,148.20/193,536,222.30 = 97,173,652.20/x
  3. Step 3: Cross multiply
    129,024,148.20x = 193,536,222.30 × 97,173,652.20
  4. Step 4: Simplify right side
    129,024,148.20x = 18,806,621,553,882,084
  5. Step 5: Solve for x
    x = 18,806,621,553,882,084/129,024,148.20
  6. Step 6: Final answer
    x = 145,760,478.30

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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.