Home / 80,287,364.12-110,803,337.88-45,004,605.20

Finding the Fourth Proportional to 80,287,364.12, 110,803,337.88 and 45,004,605.20

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Solution

The fourth proportional to 80,287,364.12, 110,803,337.88 and 45,004,605.20 is: 62,110,153.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,287,364.12 : 110,803,337.88 = 45,004,605.20 : x
  2. Step 2: Convert to fraction form
    80,287,364.12/110,803,337.88 = 45,004,605.20/x
  3. Step 3: Cross multiply
    80,287,364.12x = 110,803,337.88 × 45,004,605.20
  4. Step 4: Simplify right side
    80,287,364.12x = 4,986,660,476,135,913
  5. Step 5: Solve for x
    x = 4,986,660,476,135,913/80,287,364.12
  6. Step 6: Final answer
    x = 62,110,153.08

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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.