Home / 547,008,041.05-820,512,061.58-164,055,593.05

Finding the Fourth Proportional to 547,008,041.05, 820,512,061.58 and 164,055,593.05

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Solution

The fourth proportional to 547,008,041.05, 820,512,061.58 and 164,055,593.05 is: 246,083,389.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,008,041.05 : 820,512,061.58 = 164,055,593.05 : x
  2. Step 2: Convert to fraction form
    547,008,041.05/820,512,061.58 = 164,055,593.05/x
  3. Step 3: Cross multiply
    547,008,041.05x = 820,512,061.58 × 164,055,593.05
  4. Step 4: Simplify right side
    547,008,041.05x = 134,609,592,866,364,752
  5. Step 5: Solve for x
    x = 134,609,592,866,364,752/547,008,041.05
  6. Step 6: Final answer
    x = 246,083,389.58

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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.