Home / 89,712,331.40-134,568,497.10-48,897,662.60

Finding the Fourth Proportional to 89,712,331.40, 134,568,497.10 and 48,897,662.60

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Solution

The fourth proportional to 89,712,331.40, 134,568,497.10 and 48,897,662.60 is: 73,346,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,712,331.40 : 134,568,497.10 = 48,897,662.60 : x
  2. Step 2: Convert to fraction form
    89,712,331.40/134,568,497.10 = 48,897,662.60/x
  3. Step 3: Cross multiply
    89,712,331.40x = 134,568,497.10 × 48,897,662.60
  4. Step 4: Simplify right side
    89,712,331.40x = 6,580,084,967,784,878
  5. Step 5: Solve for x
    x = 6,580,084,967,784,878/89,712,331.40
  6. Step 6: Final answer
    x = 73,346,493.90

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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.