Home / 73,102,962.30-109,654,443.45-65,166,776.70

Finding the Fourth Proportional to 73,102,962.30, 109,654,443.45 and 65,166,776.70

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Solution

The fourth proportional to 73,102,962.30, 109,654,443.45 and 65,166,776.70 is: 97,750,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,102,962.30 : 109,654,443.45 = 65,166,776.70 : x
  2. Step 2: Convert to fraction form
    73,102,962.30/109,654,443.45 = 65,166,776.70/x
  3. Step 3: Cross multiply
    73,102,962.30x = 109,654,443.45 × 65,166,776.70
  4. Step 4: Simplify right side
    73,102,962.30x = 7,145,826,630,468,928
  5. Step 5: Solve for x
    x = 7,145,826,630,468,928/73,102,962.30
  6. Step 6: Final answer
    x = 97,750,165.05

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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.