Home / 83,103,998.60-124,655,997.90-49,041,662.60

Finding the Fourth Proportional to 83,103,998.60, 124,655,997.90 and 49,041,662.60

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Solution

The fourth proportional to 83,103,998.60, 124,655,997.90 and 49,041,662.60 is: 73,562,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,103,998.60 : 124,655,997.90 = 49,041,662.60 : x
  2. Step 2: Convert to fraction form
    83,103,998.60/124,655,997.90 = 49,041,662.60/x
  3. Step 3: Cross multiply
    83,103,998.60x = 124,655,997.90 × 49,041,662.60
  4. Step 4: Simplify right side
    83,103,998.60x = 6,113,337,390,078,109
  5. Step 5: Solve for x
    x = 6,113,337,390,078,109/83,103,998.60
  6. Step 6: Final answer
    x = 73,562,493.90

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Double scale
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Similar ratio
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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.