Home / 217,608,001.40-326,412,002.10-189,264,481.40

Finding the Fourth Proportional to 217,608,001.40, 326,412,002.10 and 189,264,481.40

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Solution

The fourth proportional to 217,608,001.40, 326,412,002.10 and 189,264,481.40 is: 283,896,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,608,001.40 : 326,412,002.10 = 189,264,481.40 : x
  2. Step 2: Convert to fraction form
    217,608,001.40/326,412,002.10 = 189,264,481.40/x
  3. Step 3: Cross multiply
    217,608,001.40x = 326,412,002.10 × 189,264,481.40
  4. Step 4: Simplify right side
    217,608,001.40x = 61,778,198,300,192,216
  5. Step 5: Solve for x
    x = 61,778,198,300,192,216/217,608,001.40
  6. Step 6: Final answer
    x = 283,896,722.10

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1.5x scale

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.