Home / 504,454,295.70-756,681,443.55-272,002,002.30

Finding the Fourth Proportional to 504,454,295.70, 756,681,443.55 and 272,002,002.30

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Solution

The fourth proportional to 504,454,295.70, 756,681,443.55 and 272,002,002.30 is: 408,003,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,454,295.70 : 756,681,443.55 = 272,002,002.30 : x
  2. Step 2: Convert to fraction form
    504,454,295.70/756,681,443.55 = 272,002,002.30/x
  3. Step 3: Cross multiply
    504,454,295.70x = 756,681,443.55 × 272,002,002.30
  4. Step 4: Simplify right side
    504,454,295.70x = 205,818,867,748,854,432
  5. Step 5: Solve for x
    x = 205,818,867,748,854,432/504,454,295.70
  6. Step 6: Final answer
    x = 408,003,003.45

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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.