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Finding the Fourth Proportional to 50,404,460.90, 75,606,691.35 and 50,404,460.90

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Solution

The fourth proportional to 50,404,460.90, 75,606,691.35 and 50,404,460.90 is: 75,606,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,404,460.90 : 75,606,691.35 = 50,404,460.90 : x
  2. Step 2: Convert to fraction form
    50,404,460.90/75,606,691.35 = 50,404,460.90/x
  3. Step 3: Cross multiply
    50,404,460.90x = 75,606,691.35 × 50,404,460.90
  4. Step 4: Simplify right side
    50,404,460.90x = 3,810,914,517,929,443
  5. Step 5: Solve for x
    x = 3,810,914,517,929,443/50,404,460.90
  6. Step 6: Final answer
    x = 75,606,691.35

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Double scale
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Similar ratio
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1.5x scale

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.