Home / 18,475,776,446.80-27,713,664,670.20-12,598,464,139.60

Finding the Fourth Proportional to 18,475,776,446.80, 27,713,664,670.20 and 12,598,464,139.60

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Solution

The fourth proportional to 18,475,776,446.80, 27,713,664,670.20 and 12,598,464,139.60 is: 18,897,696,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475,776,446.80 : 27,713,664,670.20 = 12,598,464,139.60 : x
  2. Step 2: Convert to fraction form
    18,475,776,446.80/27,713,664,670.20 = 12,598,464,139.60/x
  3. Step 3: Cross multiply
    18,475,776,446.80x = 27,713,664,670.20 × 12,598,464,139.60
  4. Step 4: Simplify right side
    18,475,776,446.80x = 349,149,610,524,414,181,376
  5. Step 5: Solve for x
    x = 349,149,610,524,414,181,376/18,475,776,446.80
  6. Step 6: Final answer
    x = 18,897,696,209.40

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1.5x scale

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.