Home / 243,697,359.23-336,300,365.30-132,187,920.89

Finding the Fourth Proportional to 243,697,359.23, 336,300,365.30 and 132,187,920.89

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Solution

The fourth proportional to 243,697,359.23, 336,300,365.30 and 132,187,920.89 is: 182,418,251.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,697,359.23 : 336,300,365.30 = 132,187,920.89 : x
  2. Step 2: Convert to fraction form
    243,697,359.23/336,300,365.30 = 132,187,920.89/x
  3. Step 3: Cross multiply
    243,697,359.23x = 336,300,365.30 × 132,187,920.89
  4. Step 4: Simplify right side
    243,697,359.23x = 44,454,846,081,212,064
  5. Step 5: Solve for x
    x = 44,454,846,081,212,064/243,697,359.23
  6. Step 6: Final answer
    x = 182,418,251.16

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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.