Home / 108,874,540.80-163,386,460.80-48,333,715.20

Finding the Fourth Proportional to 108,874,540.80, 163,386,460.80 and 48,333,715.20

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Solution

The fourth proportional to 108,874,540.80, 163,386,460.80 and 48,333,715.20 is: 72,533,712.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,874,540.80 : 163,386,460.80 = 48,333,715.20 : x
  2. Step 2: Convert to fraction form
    108,874,540.80/163,386,460.80 = 48,333,715.20/x
  3. Step 3: Cross multiply
    108,874,540.80x = 163,386,460.80 × 48,333,715.20
  4. Step 4: Simplify right side
    108,874,540.80x = 7,897,074,663,843,165
  5. Step 5: Solve for x
    x = 7,897,074,663,843,165/108,874,540.80
  6. Step 6: Final answer
    x = 72,533,712.71

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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.