Home / 109,023,529,616.42-163,397,732,480.03-55,254,175,337.80

Finding the Fourth Proportional to 109,023,529,616.42, 163,397,732,480.03 and 55,254,175,337.80

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Solution

The fourth proportional to 109,023,529,616.42, 163,397,732,480.03 and 55,254,175,337.80 is: 82,811,545,287.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,023,529,616.42 : 163,397,732,480.03 = 55,254,175,337.80 : x
  2. Step 2: Convert to fraction form
    109,023,529,616.42/163,397,732,480.03 = 55,254,175,337.80/x
  3. Step 3: Cross multiply
    109,023,529,616.42x = 163,397,732,480.03 × 55,254,175,337.80
  4. Step 4: Simplify right side
    109,023,529,616.42x = 9,028,406,960,250,515,619,840
  5. Step 5: Solve for x
    x = 9,028,406,960,250,515,619,840/109,023,529,616.42
  6. Step 6: Final answer
    x = 82,811,545,287.66

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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.