Home / 217,544,500.71-326,325,756.06-64,190,557.13

Finding the Fourth Proportional to 217,544,500.71, 326,325,756.06 and 64,190,557.13

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Solution

The fourth proportional to 217,544,500.71, 326,325,756.06 and 64,190,557.13 is: 96,288,492.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,544,500.71 : 326,325,756.06 = 64,190,557.13 : x
  2. Step 2: Convert to fraction form
    217,544,500.71/326,325,756.06 = 64,190,557.13/x
  3. Step 3: Cross multiply
    217,544,500.71x = 326,325,756.06 × 64,190,557.13
  4. Step 4: Simplify right side
    217,544,500.71x = 20,947,032,085,728,244
  5. Step 5: Solve for x
    x = 20,947,032,085,728,244/217,544,500.71
  6. Step 6: Final answer
    x = 96,288,492.78

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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.