Home / 88,571,840.60-132,857,760.90-70,655,936.60

Finding the Fourth Proportional to 88,571,840.60, 132,857,760.90 and 70,655,936.60

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Solution

The fourth proportional to 88,571,840.60, 132,857,760.90 and 70,655,936.60 is: 105,983,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,571,840.60 : 132,857,760.90 = 70,655,936.60 : x
  2. Step 2: Convert to fraction form
    88,571,840.60/132,857,760.90 = 70,655,936.60/x
  3. Step 3: Cross multiply
    88,571,840.60x = 132,857,760.90 × 70,655,936.60
  4. Step 4: Simplify right side
    88,571,840.60x = 9,387,189,530,968,358
  5. Step 5: Solve for x
    x = 9,387,189,530,968,358/88,571,840.60
  6. Step 6: Final answer
    x = 105,983,904.90

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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.