Home / 18,477,706,391.12-27,705,491,000.76-5,881,123,780.88

Finding the Fourth Proportional to 18,477,706,391.12, 27,705,491,000.76 and 5,881,123,780.88

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Solution

The fourth proportional to 18,477,706,391.12, 27,705,491,000.76 and 5,881,123,780.88 is: 8,818,162,738.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,477,706,391.12 : 27,705,491,000.76 = 5,881,123,780.88 : x
  2. Step 2: Convert to fraction form
    18,477,706,391.12/27,705,491,000.76 = 5,881,123,780.88/x
  3. Step 3: Cross multiply
    18,477,706,391.12x = 27,705,491,000.76 × 5,881,123,780.88
  4. Step 4: Simplify right side
    18,477,706,391.12x = 162,939,421,985,526,448,128
  5. Step 5: Solve for x
    x = 162,939,421,985,526,448,128/18,477,706,391.12
  6. Step 6: Final answer
    x = 8,818,162,738.20

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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.