Home / 93,653,879.80-129,156,479.22-80,418,555.58

Finding the Fourth Proportional to 93,653,879.80, 129,156,479.22 and 80,418,555.58

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Solution

The fourth proportional to 93,653,879.80, 129,156,479.22 and 80,418,555.58 is: 110,903,867.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,653,879.80 : 129,156,479.22 = 80,418,555.58 : x
  2. Step 2: Convert to fraction form
    93,653,879.80/129,156,479.22 = 80,418,555.58/x
  3. Step 3: Cross multiply
    93,653,879.80x = 129,156,479.22 × 80,418,555.58
  4. Step 4: Simplify right side
    93,653,879.80x = 10,386,577,502,670,684
  5. Step 5: Solve for x
    x = 10,386,577,502,670,684/93,653,879.80
  6. Step 6: Final answer
    x = 110,903,867.78

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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.