Home / 99,856,233.60-149,784,350.40-65,844,009.60

Finding the Fourth Proportional to 99,856,233.60, 149,784,350.40 and 65,844,009.60

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Solution

The fourth proportional to 99,856,233.60, 149,784,350.40 and 65,844,009.60 is: 98,766,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,856,233.60 : 149,784,350.40 = 65,844,009.60 : x
  2. Step 2: Convert to fraction form
    99,856,233.60/149,784,350.40 = 65,844,009.60/x
  3. Step 3: Cross multiply
    99,856,233.60x = 149,784,350.40 × 65,844,009.60
  4. Step 4: Simplify right side
    99,856,233.60x = 9,862,402,205,667,364
  5. Step 5: Solve for x
    x = 9,862,402,205,667,364/99,856,233.60
  6. Step 6: Final answer
    x = 98,766,014.40

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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.