Home / 404,352,147.60-606,528,221.40-131,719,366.80

Finding the Fourth Proportional to 404,352,147.60, 606,528,221.40 and 131,719,366.80

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Solution

The fourth proportional to 404,352,147.60, 606,528,221.40 and 131,719,366.80 is: 197,579,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,352,147.60 : 606,528,221.40 = 131,719,366.80 : x
  2. Step 2: Convert to fraction form
    404,352,147.60/606,528,221.40 = 131,719,366.80/x
  3. Step 3: Cross multiply
    404,352,147.60x = 606,528,221.40 × 131,719,366.80
  4. Step 4: Simplify right side
    404,352,147.60x = 79,891,513,269,138,208
  5. Step 5: Solve for x
    x = 79,891,513,269,138,208/404,352,147.60
  6. Step 6: Final answer
    x = 197,579,050.20

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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.