Home / 191,491,853.10-287,278,133.85-62,089,374.30

Finding the Fourth Proportional to 191,491,853.10, 287,278,133.85 and 62,089,374.30

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Solution

The fourth proportional to 191,491,853.10, 287,278,133.85 and 62,089,374.30 is: 93,147,145.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,491,853.10 : 287,278,133.85 = 62,089,374.30 : x
  2. Step 2: Convert to fraction form
    191,491,853.10/287,278,133.85 = 62,089,374.30/x
  3. Step 3: Cross multiply
    191,491,853.10x = 287,278,133.85 × 62,089,374.30
  4. Step 4: Simplify right side
    191,491,853.10x = 17,836,919,580,818,150
  5. Step 5: Solve for x
    x = 17,836,919,580,818,150/191,491,853.10
  6. Step 6: Final answer
    x = 93,147,145.91

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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.