Home / 344,952,574.20-517,428,861.30-276,928,126.20

Finding the Fourth Proportional to 344,952,574.20, 517,428,861.30 and 276,928,126.20

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Solution

The fourth proportional to 344,952,574.20, 517,428,861.30 and 276,928,126.20 is: 415,392,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,952,574.20 : 517,428,861.30 = 276,928,126.20 : x
  2. Step 2: Convert to fraction form
    344,952,574.20/517,428,861.30 = 276,928,126.20/x
  3. Step 3: Cross multiply
    344,952,574.20x = 517,428,861.30 × 276,928,126.20
  4. Step 4: Simplify right side
    344,952,574.20x = 143,290,605,001,608,688
  5. Step 5: Solve for x
    x = 143,290,605,001,608,688/344,952,574.20
  6. Step 6: Final answer
    x = 415,392,189.30

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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.