Home / 100,960,600.09-139,336,337.52-59,179,769.70

Finding the Fourth Proportional to 100,960,600.09, 139,336,337.52 and 59,179,769.70

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Solution

The fourth proportional to 100,960,600.09, 139,336,337.52 and 59,179,769.70 is: 81,674,359.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,960,600.09 : 139,336,337.52 = 59,179,769.70 : x
  2. Step 2: Convert to fraction form
    100,960,600.09/139,336,337.52 = 59,179,769.70/x
  3. Step 3: Cross multiply
    100,960,600.09x = 139,336,337.52 × 59,179,769.70
  4. Step 4: Simplify right side
    100,960,600.09x = 8,245,892,365,275,070
  5. Step 5: Solve for x
    x = 8,245,892,365,275,070/100,960,600.09
  6. Step 6: Final answer
    x = 81,674,359.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.