Home / 130,406,020.20-195,609,030.30-62,381,572.20

Finding the Fourth Proportional to 130,406,020.20, 195,609,030.30 and 62,381,572.20

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Solution

The fourth proportional to 130,406,020.20, 195,609,030.30 and 62,381,572.20 is: 93,572,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,406,020.20 : 195,609,030.30 = 62,381,572.20 : x
  2. Step 2: Convert to fraction form
    130,406,020.20/195,609,030.30 = 62,381,572.20/x
  3. Step 3: Cross multiply
    130,406,020.20x = 195,609,030.30 × 62,381,572.20
  4. Step 4: Simplify right side
    130,406,020.20x = 12,202,398,846,631,438
  5. Step 5: Solve for x
    x = 12,202,398,846,631,438/130,406,020.20
  6. Step 6: Final answer
    x = 93,572,358.30

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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.