Home / 108,486,006.40-162,729,009.60-36,682,422.40

Finding the Fourth Proportional to 108,486,006.40, 162,729,009.60 and 36,682,422.40

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Solution

The fourth proportional to 108,486,006.40, 162,729,009.60 and 36,682,422.40 is: 55,023,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,486,006.40 : 162,729,009.60 = 36,682,422.40 : x
  2. Step 2: Convert to fraction form
    108,486,006.40/162,729,009.60 = 36,682,422.40/x
  3. Step 3: Cross multiply
    108,486,006.40x = 162,729,009.60 × 36,682,422.40
  4. Step 4: Simplify right side
    108,486,006.40x = 5,969,294,266,880,855
  5. Step 5: Solve for x
    x = 5,969,294,266,880,855/108,486,006.40
  6. Step 6: Final answer
    x = 55,023,633.60

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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.