Home / 161,813,755.69-223,363,708.38-106,062,768.88

Finding the Fourth Proportional to 161,813,755.69, 223,363,708.38 and 106,062,768.88

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Solution

The fourth proportional to 161,813,755.69, 223,363,708.38 and 106,062,768.88 is: 146,406,424.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,813,755.69 : 223,363,708.38 = 106,062,768.88 : x
  2. Step 2: Convert to fraction form
    161,813,755.69/223,363,708.38 = 106,062,768.88/x
  3. Step 3: Cross multiply
    161,813,755.69x = 223,363,708.38 × 106,062,768.88
  4. Step 4: Simplify right side
    161,813,755.69x = 23,690,573,376,440,528
  5. Step 5: Solve for x
    x = 23,690,573,376,440,528/161,813,755.69
  6. Step 6: Final answer
    x = 146,406,424.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.