Home / 74,140,723.95-111,229,609.35-52,323,701.28

Finding the Fourth Proportional to 74,140,723.95, 111,229,609.35 and 52,323,701.28

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Solution

The fourth proportional to 74,140,723.95, 111,229,609.35 and 52,323,701.28 is: 78,498,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,140,723.95 : 111,229,609.35 = 52,323,701.28 : x
  2. Step 2: Convert to fraction form
    74,140,723.95/111,229,609.35 = 52,323,701.28/x
  3. Step 3: Cross multiply
    74,140,723.95x = 111,229,609.35 × 52,323,701.28
  4. Step 4: Simplify right side
    74,140,723.95x = 5,819,944,853,120,495
  5. Step 5: Solve for x
    x = 5,819,944,853,120,495/74,140,723.95
  6. Step 6: Final answer
    x = 78,498,624.55

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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.