Home / 547,197,473.43-820,934,793.06-159,011,971.83

Finding the Fourth Proportional to 547,197,473.43, 820,934,793.06 and 159,011,971.83

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Solution

The fourth proportional to 547,197,473.43, 820,934,793.06 and 159,011,971.83 is: 238,558,229.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,197,473.43 : 820,934,793.06 = 159,011,971.83 : x
  2. Step 2: Convert to fraction form
    547,197,473.43/820,934,793.06 = 159,011,971.83/x
  3. Step 3: Cross multiply
    547,197,473.43x = 820,934,793.06 × 159,011,971.83
  4. Step 4: Simplify right side
    547,197,473.43x = 130,538,460,188,323,600
  5. Step 5: Solve for x
    x = 130,538,460,188,323,600/547,197,473.43
  6. Step 6: Final answer
    x = 238,558,229.02

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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.