Home / 856,034,054.57-1,281,871,272.85-564,015,860.09

Finding the Fourth Proportional to 856,034,054.57, 1,281,871,272.85 and 564,015,860.09

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Solution

The fourth proportional to 856,034,054.57, 1,281,871,272.85 and 564,015,860.09 is: 844,587,577.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,034,054.57 : 1,281,871,272.85 = 564,015,860.09 : x
  2. Step 2: Convert to fraction form
    856,034,054.57/1,281,871,272.85 = 564,015,860.09/x
  3. Step 3: Cross multiply
    856,034,054.57x = 1,281,871,272.85 × 564,015,860.09
  4. Step 4: Simplify right side
    856,034,054.57x = 722,995,728,481,155,840
  5. Step 5: Solve for x
    x = 722,995,728,481,155,840/856,034,054.57
  6. Step 6: Final answer
    x = 844,587,577.59

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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.