Home / 130,919,847.48-196,387,644.18-40,044,223.80

Finding the Fourth Proportional to 130,919,847.48, 196,387,644.18 and 40,044,223.80

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Solution

The fourth proportional to 130,919,847.48, 196,387,644.18 and 40,044,223.80 is: 60,068,743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,919,847.48 : 196,387,644.18 = 40,044,223.80 : x
  2. Step 2: Convert to fraction form
    130,919,847.48/196,387,644.18 = 40,044,223.80/x
  3. Step 3: Cross multiply
    130,919,847.48x = 196,387,644.18 × 40,044,223.80
  4. Step 4: Simplify right side
    130,919,847.48x = 7,864,190,775,098,687
  5. Step 5: Solve for x
    x = 7,864,190,775,098,687/130,919,847.48
  6. Step 6: Final answer
    x = 60,068,743.79

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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.