Home / 552,806,907.81-827,601,151.59-289,867,951.05

Finding the Fourth Proportional to 552,806,907.81, 827,601,151.59 and 289,867,951.05

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Solution

The fourth proportional to 552,806,907.81, 827,601,151.59 and 289,867,951.05 is: 433,958,126.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,806,907.81 : 827,601,151.59 = 289,867,951.05 : x
  2. Step 2: Convert to fraction form
    552,806,907.81/827,601,151.59 = 289,867,951.05/x
  3. Step 3: Cross multiply
    552,806,907.81x = 827,601,151.59 × 289,867,951.05
  4. Step 4: Simplify right side
    552,806,907.81x = 239,895,050,098,013,760
  5. Step 5: Solve for x
    x = 239,895,050,098,013,760/552,806,907.81
  6. Step 6: Final answer
    x = 433,958,126.62

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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.