Home / 108,656,712.30-162,985,068.45-27,877,680.30

Finding the Fourth Proportional to 108,656,712.30, 162,985,068.45 and 27,877,680.30

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Solution

The fourth proportional to 108,656,712.30, 162,985,068.45 and 27,877,680.30 is: 41,816,520.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,656,712.30 : 162,985,068.45 = 27,877,680.30 : x
  2. Step 2: Convert to fraction form
    108,656,712.30/162,985,068.45 = 27,877,680.30/x
  3. Step 3: Cross multiply
    108,656,712.30x = 162,985,068.45 × 27,877,680.30
  4. Step 4: Simplify right side
    108,656,712.30x = 4,543,645,631,922,716
  5. Step 5: Solve for x
    x = 4,543,645,631,922,716/108,656,712.30
  6. Step 6: Final answer
    x = 41,816,520.45

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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.