Home / 130,919,724.16-196,387,459.36-40,044,100.48

Finding the Fourth Proportional to 130,919,724.16, 196,387,459.36 and 40,044,100.48

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Solution

The fourth proportional to 130,919,724.16, 196,387,459.36 and 40,044,100.48 is: 60,068,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,919,724.16 : 196,387,459.36 = 40,044,100.48 : x
  2. Step 2: Convert to fraction form
    130,919,724.16/196,387,459.36 = 40,044,100.48/x
  3. Step 3: Cross multiply
    130,919,724.16x = 196,387,459.36 × 40,044,100.48
  4. Step 4: Simplify right side
    130,919,724.16x = 7,864,159,155,623,756
  5. Step 5: Solve for x
    x = 7,864,159,155,623,756/130,919,724.16
  6. Step 6: Final answer
    x = 60,068,558.85

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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.