Home / 186,191,003.67-256,934,088.54-102,557,333.88

Finding the Fourth Proportional to 186,191,003.67, 256,934,088.54 and 102,557,333.88

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Solution

The fourth proportional to 186,191,003.67, 256,934,088.54 and 102,557,333.88 is: 141,523,889.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,191,003.67 : 256,934,088.54 = 102,557,333.88 : x
  2. Step 2: Convert to fraction form
    186,191,003.67/256,934,088.54 = 102,557,333.88/x
  3. Step 3: Cross multiply
    186,191,003.67x = 256,934,088.54 × 102,557,333.88
  4. Step 4: Simplify right side
    186,191,003.67x = 26,350,475,103,550,260
  5. Step 5: Solve for x
    x = 26,350,475,103,550,260/186,191,003.67
  6. Step 6: Final answer
    x = 141,523,889.90

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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.