Home / 185,375,811.60-278,189,688.60-103,494,531.60

Finding the Fourth Proportional to 185,375,811.60, 278,189,688.60 and 103,494,531.60

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Solution

The fourth proportional to 185,375,811.60, 278,189,688.60 and 103,494,531.60 is: 155,312,126.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,375,811.60 : 278,189,688.60 = 103,494,531.60 : x
  2. Step 2: Convert to fraction form
    185,375,811.60/278,189,688.60 = 103,494,531.60/x
  3. Step 3: Cross multiply
    185,375,811.60x = 278,189,688.60 × 103,494,531.60
  4. Step 4: Simplify right side
    185,375,811.60x = 28,791,111,517,606,860
  5. Step 5: Solve for x
    x = 28,791,111,517,606,860/185,375,811.60
  6. Step 6: Final answer
    x = 155,312,126.59

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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.