Home / 94,775,999.60-142,163,999.40-77,557,311.20

Finding the Fourth Proportional to 94,775,999.60, 142,163,999.40 and 77,557,311.20

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Solution

The fourth proportional to 94,775,999.60, 142,163,999.40 and 77,557,311.20 is: 116,335,966.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,775,999.60 : 142,163,999.40 = 77,557,311.20 : x
  2. Step 2: Convert to fraction form
    94,775,999.60/142,163,999.40 = 77,557,311.20/x
  3. Step 3: Cross multiply
    94,775,999.60x = 142,163,999.40 × 77,557,311.20
  4. Step 4: Simplify right side
    94,775,999.60x = 11,025,857,542,902,414
  5. Step 5: Solve for x
    x = 11,025,857,542,902,414/94,775,999.60
  6. Step 6: Final answer
    x = 116,335,966.80

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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.