Home / 856,034,052.32-1,281,871,269.48-564,015,857.84

Finding the Fourth Proportional to 856,034,052.32, 1,281,871,269.48 and 564,015,857.84

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Solution

The fourth proportional to 856,034,052.32, 1,281,871,269.48 and 564,015,857.84 is: 844,587,574.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,034,052.32 : 1,281,871,269.48 = 564,015,857.84 : x
  2. Step 2: Convert to fraction form
    856,034,052.32/1,281,871,269.48 = 564,015,857.84/x
  3. Step 3: Cross multiply
    856,034,052.32x = 1,281,871,269.48 × 564,015,857.84
  4. Step 4: Simplify right side
    856,034,052.32x = 722,995,723,696,212,096
  5. Step 5: Solve for x
    x = 722,995,723,696,212,096/856,034,052.32
  6. Step 6: Final answer
    x = 844,587,574.22

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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.