Home / 108,656,411.20-162,928,629.60-40,464,001.60

Finding the Fourth Proportional to 108,656,411.20, 162,928,629.60 and 40,464,001.60

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Solution

The fourth proportional to 108,656,411.20, 162,928,629.60 and 40,464,001.60 is: 60,675,152.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,656,411.20 : 162,928,629.60 = 40,464,001.60 : x
  2. Step 2: Convert to fraction form
    108,656,411.20/162,928,629.60 = 40,464,001.60/x
  3. Step 3: Cross multiply
    108,656,411.20x = 162,928,629.60 × 40,464,001.60
  4. Step 4: Simplify right side
    108,656,411.20x = 6,592,744,328,820,207
  5. Step 5: Solve for x
    x = 6,592,744,328,820,207/108,656,411.20
  6. Step 6: Final answer
    x = 60,675,152.58

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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.