Home / 65,934,143.60-98,901,215.40-18,065,087.60

Finding the Fourth Proportional to 65,934,143.60, 98,901,215.40 and 18,065,087.60

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Solution

The fourth proportional to 65,934,143.60, 98,901,215.40 and 18,065,087.60 is: 27,097,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,934,143.60 : 98,901,215.40 = 18,065,087.60 : x
  2. Step 2: Convert to fraction form
    65,934,143.60/98,901,215.40 = 18,065,087.60/x
  3. Step 3: Cross multiply
    65,934,143.60x = 98,901,215.40 × 18,065,087.60
  4. Step 4: Simplify right side
    65,934,143.60x = 1,786,659,119,947,469.25
  5. Step 5: Solve for x
    x = 1,786,659,119,947,469.25/65,934,143.60
  6. Step 6: Final answer
    x = 27,097,631.40

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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.