Home / 186,458,023.11-279,144,962.40-108,497,326.98

Finding the Fourth Proportional to 186,458,023.11, 279,144,962.40 and 108,497,326.98

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Solution

The fourth proportional to 186,458,023.11, 279,144,962.40 and 108,497,326.98 is: 162,430,566.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,458,023.11 : 279,144,962.40 = 108,497,326.98 : x
  2. Step 2: Convert to fraction form
    186,458,023.11/279,144,962.40 = 108,497,326.98/x
  3. Step 3: Cross multiply
    186,458,023.11x = 279,144,962.40 × 108,497,326.98
  4. Step 4: Simplify right side
    186,458,023.11x = 30,286,482,260,332,604
  5. Step 5: Solve for x
    x = 30,286,482,260,332,604/186,458,023.11
  6. Step 6: Final answer
    x = 162,430,566.17

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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.