Home / 141,781,567.60-212,672,351.40-55,491,295.60

Finding the Fourth Proportional to 141,781,567.60, 212,672,351.40 and 55,491,295.60

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Solution

The fourth proportional to 141,781,567.60, 212,672,351.40 and 55,491,295.60 is: 83,236,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,781,567.60 : 212,672,351.40 = 55,491,295.60 : x
  2. Step 2: Convert to fraction form
    141,781,567.60/212,672,351.40 = 55,491,295.60/x
  3. Step 3: Cross multiply
    141,781,567.60x = 212,672,351.40 × 55,491,295.60
  4. Step 4: Simplify right side
    141,781,567.60x = 11,801,464,317,484,474
  5. Step 5: Solve for x
    x = 11,801,464,317,484,474/141,781,567.60
  6. Step 6: Final answer
    x = 83,236,943.40

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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.