Home / 547,008,041.30-820,512,061.95-164,055,593.30

Finding the Fourth Proportional to 547,008,041.30, 820,512,061.95 and 164,055,593.30

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Solution

The fourth proportional to 547,008,041.30, 820,512,061.95 and 164,055,593.30 is: 246,083,389.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,008,041.30 : 820,512,061.95 = 164,055,593.30 : x
  2. Step 2: Convert to fraction form
    547,008,041.30/820,512,061.95 = 164,055,593.30/x
  3. Step 3: Cross multiply
    547,008,041.30x = 820,512,061.95 × 164,055,593.30
  4. Step 4: Simplify right side
    547,008,041.30x = 134,609,593,133,013,616
  5. Step 5: Solve for x
    x = 134,609,593,133,013,616/547,008,041.30
  6. Step 6: Final answer
    x = 246,083,389.95

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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.