Home / 108,657,390.70-162,930,098.85-40,464,981.10

Finding the Fourth Proportional to 108,657,390.70, 162,930,098.85 and 40,464,981.10

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Solution

The fourth proportional to 108,657,390.70, 162,930,098.85 and 40,464,981.10 is: 60,676,621.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,657,390.70 : 162,930,098.85 = 40,464,981.10 : x
  2. Step 2: Convert to fraction form
    108,657,390.70/162,930,098.85 = 40,464,981.10/x
  3. Step 3: Cross multiply
    108,657,390.70x = 162,930,098.85 × 40,464,981.10
  4. Step 4: Simplify right side
    108,657,390.70x = 6,592,963,370,586,382
  5. Step 5: Solve for x
    x = 6,592,963,370,586,382/108,657,390.70
  6. Step 6: Final answer
    x = 60,676,621.52

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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.