Home / 130,375,262.40-195,264,295.20-66,475,204.80

Finding the Fourth Proportional to 130,375,262.40, 195,264,295.20 and 66,475,204.80

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Solution

The fourth proportional to 130,375,262.40, 195,264,295.20 and 66,475,204.80 is: 99,560,559.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,375,262.40 : 195,264,295.20 = 66,475,204.80 : x
  2. Step 2: Convert to fraction form
    130,375,262.40/195,264,295.20 = 66,475,204.80/x
  3. Step 3: Cross multiply
    130,375,262.40x = 195,264,295.20 × 66,475,204.80
  4. Step 4: Simplify right side
    130,375,262.40x = 12,980,234,013,547,656
  5. Step 5: Solve for x
    x = 12,980,234,013,547,656/130,375,262.40
  6. Step 6: Final answer
    x = 99,560,559.07

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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.