Home / 59,351,806.40-89,027,709.60-49,148,139.20

Finding the Fourth Proportional to 59,351,806.40, 89,027,709.60 and 49,148,139.20

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Solution

The fourth proportional to 59,351,806.40, 89,027,709.60 and 49,148,139.20 is: 73,722,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,351,806.40 : 89,027,709.60 = 49,148,139.20 : x
  2. Step 2: Convert to fraction form
    59,351,806.40/89,027,709.60 = 49,148,139.20/x
  3. Step 3: Cross multiply
    59,351,806.40x = 89,027,709.60 × 49,148,139.20
  4. Step 4: Simplify right side
    59,351,806.40x = 4,375,546,264,077,976.50
  5. Step 5: Solve for x
    x = 4,375,546,264,077,976.50/59,351,806.40
  6. Step 6: Final answer
    x = 73,722,208.80

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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.