Home / 376,236,971.49-564,428,135.07-143,049,552.65

Finding the Fourth Proportional to 376,236,971.49, 564,428,135.07 and 143,049,552.65

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Solution

The fourth proportional to 376,236,971.49, 564,428,135.07 and 143,049,552.65 is: 214,601,961.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,236,971.49 : 564,428,135.07 = 143,049,552.65 : x
  2. Step 2: Convert to fraction form
    376,236,971.49/564,428,135.07 = 143,049,552.65/x
  3. Step 3: Cross multiply
    376,236,971.49x = 564,428,135.07 × 143,049,552.65
  4. Step 4: Simplify right side
    376,236,971.49x = 80,741,192,224,837,280
  5. Step 5: Solve for x
    x = 80,741,192,224,837,280/376,236,971.49
  6. Step 6: Final answer
    x = 214,601,961.91

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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.