Home / 81,545,887.20-112,533,342.72-44,876,458.20

Finding the Fourth Proportional to 81,545,887.20, 112,533,342.72 and 44,876,458.20

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Solution

The fourth proportional to 81,545,887.20, 112,533,342.72 and 44,876,458.20 is: 61,929,522.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,545,887.20 : 112,533,342.72 = 44,876,458.20 : x
  2. Step 2: Convert to fraction form
    81,545,887.20/112,533,342.72 = 44,876,458.20/x
  3. Step 3: Cross multiply
    81,545,887.20x = 112,533,342.72 × 44,876,458.20
  4. Step 4: Simplify right side
    81,545,887.20x = 5,050,097,850,680,355
  5. Step 5: Solve for x
    x = 5,050,097,850,680,355/81,545,887.20
  6. Step 6: Final answer
    x = 61,929,522.43

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1.5x scale

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.