Home / 88,124,814.40-132,187,221.60-69,984,961.60

Finding the Fourth Proportional to 88,124,814.40, 132,187,221.60 and 69,984,961.60

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Solution

The fourth proportional to 88,124,814.40, 132,187,221.60 and 69,984,961.60 is: 104,977,442.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,124,814.40 : 132,187,221.60 = 69,984,961.60 : x
  2. Step 2: Convert to fraction form
    88,124,814.40/132,187,221.60 = 69,984,961.60/x
  3. Step 3: Cross multiply
    88,124,814.40x = 132,187,221.60 × 69,984,961.60
  4. Step 4: Simplify right side
    88,124,814.40x = 9,251,117,627,686,690
  5. Step 5: Solve for x
    x = 9,251,117,627,686,690/88,124,814.40
  6. Step 6: Final answer
    x = 104,977,442.40

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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.