Home / 218,513,006.40-327,769,509.60-218,513,006.40

Finding the Fourth Proportional to 218,513,006.40, 327,769,509.60 and 218,513,006.40

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Solution

The fourth proportional to 218,513,006.40, 327,769,509.60 and 218,513,006.40 is: 327,769,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,513,006.40 : 327,769,509.60 = 218,513,006.40 : x
  2. Step 2: Convert to fraction form
    218,513,006.40/327,769,509.60 = 218,513,006.40/x
  3. Step 3: Cross multiply
    218,513,006.40x = 327,769,509.60 × 218,513,006.40
  4. Step 4: Simplify right side
    218,513,006.40x = 71,621,900,948,949,672
  5. Step 5: Solve for x
    x = 71,621,900,948,949,672/218,513,006.40
  6. Step 6: Final answer
    x = 327,769,509.60

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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.