Home / 217,734,006.10-326,601,009.15-201,105,807.70

Finding the Fourth Proportional to 217,734,006.10, 326,601,009.15 and 201,105,807.70

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Solution

The fourth proportional to 217,734,006.10, 326,601,009.15 and 201,105,807.70 is: 301,658,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,734,006.10 : 326,601,009.15 = 201,105,807.70 : x
  2. Step 2: Convert to fraction form
    217,734,006.10/326,601,009.15 = 201,105,807.70/x
  3. Step 3: Cross multiply
    217,734,006.10x = 326,601,009.15 × 201,105,807.70
  4. Step 4: Simplify right side
    217,734,006.10x = 65,681,359,740,745,832
  5. Step 5: Solve for x
    x = 65,681,359,740,745,832/217,734,006.10
  6. Step 6: Final answer
    x = 301,658,711.55

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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.