Home / 7,123,468,704,454.50-9,829,847,322,257.40-3,997,797,545,964.20

Finding the Fourth Proportional to 7,123,468,704,454.50, 9,829,847,322,257.40 and 3,997,797,545,964.20

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Solution

The fourth proportional to 7,123,468,704,454.50, 9,829,847,322,257.40 and 3,997,797,545,964.20 is: 5,516,657,843,607.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,123,468,704,454.50 : 9,829,847,322,257.40 = 3,997,797,545,964.20 : x
  2. Step 2: Convert to fraction form
    7,123,468,704,454.50/9,829,847,322,257.40 = 3,997,797,545,964.20/x
  3. Step 3: Cross multiply
    7,123,468,704,454.50x = 9,829,847,322,257.40 × 3,997,797,545,964.20
  4. Step 4: Simplify right side
    7,123,468,704,454.50x = 39,297,739,502,123,402,437,591,040
  5. Step 5: Solve for x
    x = 39,297,739,502,123,402,437,591,040/7,123,468,704,454.50
  6. Step 6: Final answer
    x = 5,516,657,843,607.77

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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.