Home / 84,697,511.40-127,046,267.10-50,601,306.60

Finding the Fourth Proportional to 84,697,511.40, 127,046,267.10 and 50,601,306.60

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Solution

The fourth proportional to 84,697,511.40, 127,046,267.10 and 50,601,306.60 is: 75,901,959.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,697,511.40 : 127,046,267.10 = 50,601,306.60 : x
  2. Step 2: Convert to fraction form
    84,697,511.40/127,046,267.10 = 50,601,306.60/x
  3. Step 3: Cross multiply
    84,697,511.40x = 127,046,267.10 × 50,601,306.60
  4. Step 4: Simplify right side
    84,697,511.40x = 6,428,707,113,912,593
  5. Step 5: Solve for x
    x = 6,428,707,113,912,593/84,697,511.40
  6. Step 6: Final answer
    x = 75,901,959.90

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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.