Home / 92,327,405.12-138,503,710.56-38,462,120

Finding the Fourth Proportional to 92,327,405.12, 138,503,710.56 and 38,462,120

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Solution

The fourth proportional to 92,327,405.12, 138,503,710.56 and 38,462,120 is: 57,698,430.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,327,405.12 : 138,503,710.56 = 38,462,120 : x
  2. Step 2: Convert to fraction form
    92,327,405.12/138,503,710.56 = 38,462,120/x
  3. Step 3: Cross multiply
    92,327,405.12x = 138,503,710.56 × 38,462,120
  4. Step 4: Simplify right side
    92,327,405.12x = 5,327,146,336,003,987
  5. Step 5: Solve for x
    x = 5,327,146,336,003,987/92,327,405.12
  6. Step 6: Final answer
    x = 57,698,430.16

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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.