Home / 8,161,555,089.60-12,224,192,781.60-7,073,163,921.60

Finding the Fourth Proportional to 8,161,555,089.60, 12,224,192,781.60 and 7,073,163,921.60

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Solution

The fourth proportional to 8,161,555,089.60, 12,224,192,781.60 and 7,073,163,921.60 is: 10,594,025,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,555,089.60 : 12,224,192,781.60 = 7,073,163,921.60 : x
  2. Step 2: Convert to fraction form
    8,161,555,089.60/12,224,192,781.60 = 7,073,163,921.60/x
  3. Step 3: Cross multiply
    8,161,555,089.60x = 12,224,192,781.60 × 7,073,163,921.60
  4. Step 4: Simplify right side
    8,161,555,089.60x = 86,463,719,353,496,272,896
  5. Step 5: Solve for x
    x = 86,463,719,353,496,272,896/8,161,555,089.60
  6. Step 6: Final answer
    x = 10,594,025,085.20

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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.