Home / 83,072,023.70-124,608,035.55-47,240,215.70

Finding the Fourth Proportional to 83,072,023.70, 124,608,035.55 and 47,240,215.70

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Solution

The fourth proportional to 83,072,023.70, 124,608,035.55 and 47,240,215.70 is: 70,860,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,072,023.70 : 124,608,035.55 = 47,240,215.70 : x
  2. Step 2: Convert to fraction form
    83,072,023.70/124,608,035.55 = 47,240,215.70/x
  3. Step 3: Cross multiply
    83,072,023.70x = 124,608,035.55 × 47,240,215.70
  4. Step 4: Simplify right side
    83,072,023.70x = 5,886,510,477,335,268
  5. Step 5: Solve for x
    x = 5,886,510,477,335,268/83,072,023.70
  6. Step 6: Final answer
    x = 70,860,323.55

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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.