Home / 71,692,679,624.89-107,486,003,864.26-43,356,311,470.63

Finding the Fourth Proportional to 71,692,679,624.89, 107,486,003,864.26 and 43,356,311,470.63

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Solution

The fourth proportional to 71,692,679,624.89, 107,486,003,864.26 and 43,356,311,470.63 is: 65,002,405,917.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,692,679,624.89 : 107,486,003,864.26 = 43,356,311,470.63 : x
  2. Step 2: Convert to fraction form
    71,692,679,624.89/107,486,003,864.26 = 43,356,311,470.63/x
  3. Step 3: Cross multiply
    71,692,679,624.89x = 107,486,003,864.26 × 43,356,311,470.63
  4. Step 4: Simplify right side
    71,692,679,624.89x = 4,660,196,662,271,766,167,552
  5. Step 5: Solve for x
    x = 4,660,196,662,271,766,167,552/71,692,679,624.89
  6. Step 6: Final answer
    x = 65,002,405,917.24

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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.