Home / 186,397,934,131-279,566,290,194.64-80,251,423,387.48

Finding the Fourth Proportional to 186,397,934,131, 279,566,290,194.64 and 80,251,423,387.48

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Solution

The fourth proportional to 186,397,934,131, 279,566,290,194.64 and 80,251,423,387.48 is: 120,363,955,876.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,397,934,131 : 279,566,290,194.64 = 80,251,423,387.48 : x
  2. Step 2: Convert to fraction form
    186,397,934,131/279,566,290,194.64 = 80,251,423,387.48/x
  3. Step 3: Cross multiply
    186,397,934,131x = 279,566,290,194.64 × 80,251,423,387.48
  4. Step 4: Simplify right side
    186,397,934,131x = 22,435,592,719,277,154,631,680
  5. Step 5: Solve for x
    x = 22,435,592,719,277,154,631,680/186,397,934,131
  6. Step 6: Final answer
    x = 120,363,955,876.84

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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.