Home / 88,706,662.40-133,059,993.60-43,297,587.20

Finding the Fourth Proportional to 88,706,662.40, 133,059,993.60 and 43,297,587.20

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Solution

The fourth proportional to 88,706,662.40, 133,059,993.60 and 43,297,587.20 is: 64,946,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,706,662.40 : 133,059,993.60 = 43,297,587.20 : x
  2. Step 2: Convert to fraction form
    88,706,662.40/133,059,993.60 = 43,297,587.20/x
  3. Step 3: Cross multiply
    88,706,662.40x = 133,059,993.60 × 43,297,587.20
  4. Step 4: Simplify right side
    88,706,662.40x = 5,761,176,675,727,442
  5. Step 5: Solve for x
    x = 5,761,176,675,727,442/88,706,662.40
  6. Step 6: Final answer
    x = 64,946,380.80

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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.