Home / 74,152,531.20-111,228,796.80-43,844,793.60

Finding the Fourth Proportional to 74,152,531.20, 111,228,796.80 and 43,844,793.60

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Solution

The fourth proportional to 74,152,531.20, 111,228,796.80 and 43,844,793.60 is: 65,767,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,152,531.20 : 111,228,796.80 = 43,844,793.60 : x
  2. Step 2: Convert to fraction form
    74,152,531.20/111,228,796.80 = 43,844,793.60/x
  3. Step 3: Cross multiply
    74,152,531.20x = 111,228,796.80 × 43,844,793.60
  4. Step 4: Simplify right side
    74,152,531.20x = 4,876,803,638,072,341
  5. Step 5: Solve for x
    x = 4,876,803,638,072,341/74,152,531.20
  6. Step 6: Final answer
    x = 65,767,190.40

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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.