Home / 108,656,432.20-162,928,661.10-40,464,022.60

Finding the Fourth Proportional to 108,656,432.20, 162,928,661.10 and 40,464,022.60

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Solution

The fourth proportional to 108,656,432.20, 162,928,661.10 and 40,464,022.60 is: 60,675,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,656,432.20 : 162,928,661.10 = 40,464,022.60 : x
  2. Step 2: Convert to fraction form
    108,656,432.20/162,928,661.10 = 40,464,022.60/x
  3. Step 3: Cross multiply
    108,656,432.20x = 162,928,661.10 × 40,464,022.60
  4. Step 4: Simplify right side
    108,656,432.20x = 6,592,749,024,938,141
  5. Step 5: Solve for x
    x = 6,592,749,024,938,141/108,656,432.20
  6. Step 6: Final answer
    x = 60,675,184.08

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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.