Home / 125,625,708.40-188,438,562.60-65,059,999.60

Finding the Fourth Proportional to 125,625,708.40, 188,438,562.60 and 65,059,999.60

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Solution

The fourth proportional to 125,625,708.40, 188,438,562.60 and 65,059,999.60 is: 97,589,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,625,708.40 : 188,438,562.60 = 65,059,999.60 : x
  2. Step 2: Convert to fraction form
    125,625,708.40/188,438,562.60 = 65,059,999.60/x
  3. Step 3: Cross multiply
    125,625,708.40x = 188,438,562.60 × 65,059,999.60
  4. Step 4: Simplify right side
    125,625,708.40x = 12,259,812,807,380,574
  5. Step 5: Solve for x
    x = 12,259,812,807,380,574/125,625,708.40
  6. Step 6: Final answer
    x = 97,589,999.40

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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.