Home / 186,799,625.66-279,956,396.48-76,006,177.64

Finding the Fourth Proportional to 186,799,625.66, 279,956,396.48 and 76,006,177.64

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Solution

The fourth proportional to 186,799,625.66, 279,956,396.48 and 76,006,177.64 is: 113,910,376.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,799,625.66 : 279,956,396.48 = 76,006,177.64 : x
  2. Step 2: Convert to fraction form
    186,799,625.66/279,956,396.48 = 76,006,177.64/x
  3. Step 3: Cross multiply
    186,799,625.66x = 279,956,396.48 × 76,006,177.64
  4. Step 4: Simplify right side
    186,799,625.66x = 21,278,415,602,313,152
  5. Step 5: Solve for x
    x = 21,278,415,602,313,152/186,799,625.66
  6. Step 6: Final answer
    x = 113,910,376.04

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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.