Home / 191,491,869.60-287,278,158.60-62,089,390.80

Finding the Fourth Proportional to 191,491,869.60, 287,278,158.60 and 62,089,390.80

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Solution

The fourth proportional to 191,491,869.60, 287,278,158.60 and 62,089,390.80 is: 93,147,170.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,491,869.60 : 287,278,158.60 = 62,089,390.80 : x
  2. Step 2: Convert to fraction form
    191,491,869.60/287,278,158.60 = 62,089,390.80/x
  3. Step 3: Cross multiply
    191,491,869.60x = 287,278,158.60 × 62,089,390.80
  4. Step 4: Simplify right side
    191,491,869.60x = 17,836,925,857,619,782
  5. Step 5: Solve for x
    x = 17,836,925,857,619,782/191,491,869.60
  6. Step 6: Final answer
    x = 93,147,170.66

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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.