Home / 45,516,830.70-68,275,246.05-40,255,564.80

Finding the Fourth Proportional to 45,516,830.70, 68,275,246.05 and 40,255,564.80

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Solution

The fourth proportional to 45,516,830.70, 68,275,246.05 and 40,255,564.80 is: 60,383,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,516,830.70 : 68,275,246.05 = 40,255,564.80 : x
  2. Step 2: Convert to fraction form
    45,516,830.70/68,275,246.05 = 40,255,564.80/x
  3. Step 3: Cross multiply
    45,516,830.70x = 68,275,246.05 × 40,255,564.80
  4. Step 4: Simplify right side
    45,516,830.70x = 2,748,458,591,601,718.50
  5. Step 5: Solve for x
    x = 2,748,458,591,601,718.50/45,516,830.70
  6. Step 6: Final answer
    x = 60,383,347.20

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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.