Home / 99,758,715,363-137,665,930,473.90-54,031,853,253.96

Finding the Fourth Proportional to 99,758,715,363, 137,665,930,473.90 and 54,031,853,253.96

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Solution

The fourth proportional to 99,758,715,363, 137,665,930,473.90 and 54,031,853,253.96 is: 74,563,363,475.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,758,715,363 : 137,665,930,473.90 = 54,031,853,253.96 : x
  2. Step 2: Convert to fraction form
    99,758,715,363/137,665,930,473.90 = 54,031,853,253.96/x
  3. Step 3: Cross multiply
    99,758,715,363x = 137,665,930,473.90 × 54,031,853,253.96
  4. Step 4: Simplify right side
    99,758,715,363x = 7,438,345,353,435,624,243,200
  5. Step 5: Solve for x
    x = 7,438,345,353,435,624,243,200/99,758,715,363
  6. Step 6: Final answer
    x = 74,563,363,475.25

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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.