Home / 99,606,892.62-137,457,695.23-55,556,730.74

Finding the Fourth Proportional to 99,606,892.62, 137,457,695.23 and 55,556,730.74

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Solution

The fourth proportional to 99,606,892.62, 137,457,695.23 and 55,556,730.74 is: 76,668,390.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,606,892.62 : 137,457,695.23 = 55,556,730.74 : x
  2. Step 2: Convert to fraction form
    99,606,892.62/137,457,695.23 = 55,556,730.74/x
  3. Step 3: Cross multiply
    99,606,892.62x = 137,457,695.23 × 55,556,730.74
  4. Step 4: Simplify right side
    99,606,892.62x = 7,636,700,161,895,200
  5. Step 5: Solve for x
    x = 7,636,700,161,895,200/99,606,892.62
  6. Step 6: Final answer
    x = 76,668,390.72

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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.