Home / 104,220,987.60-156,331,481.40-88,768,520.40

Finding the Fourth Proportional to 104,220,987.60, 156,331,481.40 and 88,768,520.40

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Solution

The fourth proportional to 104,220,987.60, 156,331,481.40 and 88,768,520.40 is: 133,152,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,220,987.60 : 156,331,481.40 = 88,768,520.40 : x
  2. Step 2: Convert to fraction form
    104,220,987.60/156,331,481.40 = 88,768,520.40/x
  3. Step 3: Cross multiply
    104,220,987.60x = 156,331,481.40 × 88,768,520.40
  4. Step 4: Simplify right side
    104,220,987.60x = 13,877,314,295,818,122
  5. Step 5: Solve for x
    x = 13,877,314,295,818,122/104,220,987.60
  6. Step 6: Final answer
    x = 133,152,780.60

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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.