Home / 88,980,002.40-133,470,003.60-31,474,149.60

Finding the Fourth Proportional to 88,980,002.40, 133,470,003.60 and 31,474,149.60

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Solution

The fourth proportional to 88,980,002.40, 133,470,003.60 and 31,474,149.60 is: 47,211,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,980,002.40 : 133,470,003.60 = 31,474,149.60 : x
  2. Step 2: Convert to fraction form
    88,980,002.40/133,470,003.60 = 31,474,149.60/x
  3. Step 3: Cross multiply
    88,980,002.40x = 133,470,003.60 × 31,474,149.60
  4. Step 4: Simplify right side
    88,980,002.40x = 4,200,854,860,418,938.50
  5. Step 5: Solve for x
    x = 4,200,854,860,418,938.50/88,980,002.40
  6. Step 6: Final answer
    x = 47,211,224.40

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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.