Home / 74,884,822.60-112,327,233.90-69,845,974.60

Finding the Fourth Proportional to 74,884,822.60, 112,327,233.90 and 69,845,974.60

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Solution

The fourth proportional to 74,884,822.60, 112,327,233.90 and 69,845,974.60 is: 104,768,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,884,822.60 : 112,327,233.90 = 69,845,974.60 : x
  2. Step 2: Convert to fraction form
    74,884,822.60/112,327,233.90 = 69,845,974.60/x
  3. Step 3: Cross multiply
    74,884,822.60x = 112,327,233.90 × 69,845,974.60
  4. Step 4: Simplify right side
    74,884,822.60x = 7,845,605,125,867,659
  5. Step 5: Solve for x
    x = 7,845,605,125,867,659/74,884,822.60
  6. Step 6: Final answer
    x = 104,768,961.90

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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.