Home / 344,729,345.21-517,055,820.30-123,391,845.08

Finding the Fourth Proportional to 344,729,345.21, 517,055,820.30 and 123,391,845.08

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Solution

The fourth proportional to 344,729,345.21, 517,055,820.30 and 123,391,845.08 is: 185,074,095.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,729,345.21 : 517,055,820.30 = 123,391,845.08 : x
  2. Step 2: Convert to fraction form
    344,729,345.21/517,055,820.30 = 123,391,845.08/x
  3. Step 3: Cross multiply
    344,729,345.21x = 517,055,820.30 × 123,391,845.08
  4. Step 4: Simplify right side
    344,729,345.21x = 63,800,471,676,169,920
  5. Step 5: Solve for x
    x = 63,800,471,676,169,920/344,729,345.21
  6. Step 6: Final answer
    x = 185,074,095.27

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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.