Home / 186,191,005.67-256,934,091.30-102,557,335.88

Finding the Fourth Proportional to 186,191,005.67, 256,934,091.30 and 102,557,335.88

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Solution

The fourth proportional to 186,191,005.67, 256,934,091.30 and 102,557,335.88 is: 141,523,892.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,191,005.67 : 256,934,091.30 = 102,557,335.88 : x
  2. Step 2: Convert to fraction form
    186,191,005.67/256,934,091.30 = 102,557,335.88/x
  3. Step 3: Cross multiply
    186,191,005.67x = 256,934,091.30 × 102,557,335.88
  4. Step 4: Simplify right side
    186,191,005.67x = 26,350,475,900,476,684
  5. Step 5: Solve for x
    x = 26,350,475,900,476,684/186,191,005.67
  6. Step 6: Final answer
    x = 141,523,892.66

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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.