Home / 130,375,269.90-195,264,306.45-66,475,212.30

Finding the Fourth Proportional to 130,375,269.90, 195,264,306.45 and 66,475,212.30

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Solution

The fourth proportional to 130,375,269.90, 195,264,306.45 and 66,475,212.30 is: 99,560,570.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,375,269.90 : 195,264,306.45 = 66,475,212.30 : x
  2. Step 2: Convert to fraction form
    130,375,269.90/195,264,306.45 = 66,475,212.30/x
  3. Step 3: Cross multiply
    130,375,269.90x = 195,264,306.45 × 66,475,212.30
  4. Step 4: Simplify right side
    130,375,269.90x = 12,980,236,225,876,008
  5. Step 5: Solve for x
    x = 12,980,236,225,876,008/130,375,269.90
  6. Step 6: Final answer
    x = 99,560,570.31

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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.