Home / 608,538,193.32-912,964,667.88-356,359,320.56

Finding the Fourth Proportional to 608,538,193.32, 912,964,667.88 and 356,359,320.56

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Solution

The fourth proportional to 608,538,193.32, 912,964,667.88 and 356,359,320.56 is: 534,631,141.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,538,193.32 : 912,964,667.88 = 356,359,320.56 : x
  2. Step 2: Convert to fraction form
    608,538,193.32/912,964,667.88 = 356,359,320.56/x
  3. Step 3: Cross multiply
    608,538,193.32x = 912,964,667.88 × 356,359,320.56
  4. Step 4: Simplify right side
    608,538,193.32x = 325,343,468,741,002,880
  5. Step 5: Solve for x
    x = 325,343,468,741,002,880/608,538,193.32
  6. Step 6: Final answer
    x = 534,631,141.17

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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.