Home / 124,272,002.60-186,408,003.90-83,662,620.20

Finding the Fourth Proportional to 124,272,002.60, 186,408,003.90 and 83,662,620.20

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Solution

The fourth proportional to 124,272,002.60, 186,408,003.90 and 83,662,620.20 is: 125,493,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,272,002.60 : 186,408,003.90 = 83,662,620.20 : x
  2. Step 2: Convert to fraction form
    124,272,002.60/186,408,003.90 = 83,662,620.20/x
  3. Step 3: Cross multiply
    124,272,002.60x = 186,408,003.90 × 83,662,620.20
  4. Step 4: Simplify right side
    124,272,002.60x = 15,595,382,032,525,820
  5. Step 5: Solve for x
    x = 15,595,382,032,525,820/124,272,002.60
  6. Step 6: Final answer
    x = 125,493,930.30

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1.5x scale

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.