Home / 72,452,112.83-100,029,811.16-44,979,193.79

Finding the Fourth Proportional to 72,452,112.83, 100,029,811.16 and 44,979,193.79

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Solution

The fourth proportional to 72,452,112.83, 100,029,811.16 and 44,979,193.79 is: 62,099,779.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,452,112.83 : 100,029,811.16 = 44,979,193.79 : x
  2. Step 2: Convert to fraction form
    72,452,112.83/100,029,811.16 = 44,979,193.79/x
  3. Step 3: Cross multiply
    72,452,112.83x = 100,029,811.16 × 44,979,193.79
  4. Step 4: Simplify right side
    72,452,112.83x = 4,499,260,260,942,744.50
  5. Step 5: Solve for x
    x = 4,499,260,260,942,744.50/72,452,112.83
  6. Step 6: Final answer
    x = 62,099,779.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.