Home / 88,146,218.40-132,219,327.60-79,218,009.60

Finding the Fourth Proportional to 88,146,218.40, 132,219,327.60 and 79,218,009.60

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Solution

The fourth proportional to 88,146,218.40, 132,219,327.60 and 79,218,009.60 is: 118,827,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,146,218.40 : 132,219,327.60 = 79,218,009.60 : x
  2. Step 2: Convert to fraction form
    88,146,218.40/132,219,327.60 = 79,218,009.60/x
  3. Step 3: Cross multiply
    88,146,218.40x = 132,219,327.60 × 79,218,009.60
  4. Step 4: Simplify right side
    88,146,218.40x = 10,474,151,963,122,344
  5. Step 5: Solve for x
    x = 10,474,151,963,122,344/88,146,218.40
  6. Step 6: Final answer
    x = 118,827,014.40

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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.