Home / 87,979,233.96-121,414,127.00-50,808,841.83

Finding the Fourth Proportional to 87,979,233.96, 121,414,127.00 and 50,808,841.83

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Solution

The fourth proportional to 87,979,233.96, 121,414,127.00 and 50,808,841.83 is: 70,117,809.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,979,233.96 : 121,414,127.00 = 50,808,841.83 : x
  2. Step 2: Convert to fraction form
    87,979,233.96/121,414,127.00 = 50,808,841.83/x
  3. Step 3: Cross multiply
    87,979,233.96x = 121,414,127.00 × 50,808,841.83
  4. Step 4: Simplify right side
    87,979,233.96x = 6,168,911,174,416,488
  5. Step 5: Solve for x
    x = 6,168,911,174,416,488/87,979,233.96
  6. Step 6: Final answer
    x = 70,117,809.59

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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.