Home / 74,715,468.80-112,073,203.20-26,248,049.60

Finding the Fourth Proportional to 74,715,468.80, 112,073,203.20 and 26,248,049.60

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Solution

The fourth proportional to 74,715,468.80, 112,073,203.20 and 26,248,049.60 is: 39,372,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,715,468.80 : 112,073,203.20 = 26,248,049.60 : x
  2. Step 2: Convert to fraction form
    74,715,468.80/112,073,203.20 = 26,248,049.60/x
  3. Step 3: Cross multiply
    74,715,468.80x = 112,073,203.20 × 26,248,049.60
  4. Step 4: Simplify right side
    74,715,468.80x = 2,941,702,996,424,479
  5. Step 5: Solve for x
    x = 2,941,702,996,424,479/74,715,468.80
  6. Step 6: Final answer
    x = 39,372,074.40

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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.