Home / 178,767,381.60-268,126,189.20-57,611,080.80

Finding the Fourth Proportional to 178,767,381.60, 268,126,189.20 and 57,611,080.80

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Solution

The fourth proportional to 178,767,381.60, 268,126,189.20 and 57,611,080.80 is: 86,408,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,767,381.60 : 268,126,189.20 = 57,611,080.80 : x
  2. Step 2: Convert to fraction form
    178,767,381.60/268,126,189.20 = 57,611,080.80/x
  3. Step 3: Cross multiply
    178,767,381.60x = 268,126,189.20 × 57,611,080.80
  4. Step 4: Simplify right side
    178,767,381.60x = 15,447,039,550,597,286
  5. Step 5: Solve for x
    x = 15,447,039,550,597,286/178,767,381.60
  6. Step 6: Final answer
    x = 86,408,602.13

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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.