Home / 123,894,256.60-185,841,384.90-103,738,864.60

Finding the Fourth Proportional to 123,894,256.60, 185,841,384.90 and 103,738,864.60

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Solution

The fourth proportional to 123,894,256.60, 185,841,384.90 and 103,738,864.60 is: 155,608,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,894,256.60 : 185,841,384.90 = 103,738,864.60 : x
  2. Step 2: Convert to fraction form
    123,894,256.60/185,841,384.90 = 103,738,864.60/x
  3. Step 3: Cross multiply
    123,894,256.60x = 185,841,384.90 × 103,738,864.60
  4. Step 4: Simplify right side
    123,894,256.60x = 19,278,974,265,217,584
  5. Step 5: Solve for x
    x = 19,278,974,265,217,584/123,894,256.60
  6. Step 6: Final answer
    x = 155,608,296.90

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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.