Home / 185,731,926.60-278,624,793.96-69,137,591.16

Finding the Fourth Proportional to 185,731,926.60, 278,624,793.96 and 69,137,591.16

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Solution

The fourth proportional to 185,731,926.60, 278,624,793.96 and 69,137,591.16 is: 103,716,401.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,731,926.60 : 278,624,793.96 = 69,137,591.16 : x
  2. Step 2: Convert to fraction form
    185,731,926.60/278,624,793.96 = 69,137,591.16/x
  3. Step 3: Cross multiply
    185,731,926.60x = 278,624,793.96 × 69,137,591.16
  4. Step 4: Simplify right side
    185,731,926.60x = 19,263,447,091,845,716
  5. Step 5: Solve for x
    x = 19,263,447,091,845,716/185,731,926.60
  6. Step 6: Final answer
    x = 103,716,401.61

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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.