Home / 404,352,139.60-606,528,209.40-131,750,462.80

Finding the Fourth Proportional to 404,352,139.60, 606,528,209.40 and 131,750,462.80

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Solution

The fourth proportional to 404,352,139.60, 606,528,209.40 and 131,750,462.80 is: 197,625,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,352,139.60 : 606,528,209.40 = 131,750,462.80 : x
  2. Step 2: Convert to fraction form
    404,352,139.60/606,528,209.40 = 131,750,462.80/x
  3. Step 3: Cross multiply
    404,352,139.60x = 606,528,209.40 × 131,750,462.80
  4. Step 4: Simplify right side
    404,352,139.60x = 79,910,372,289,705,312
  5. Step 5: Solve for x
    x = 79,910,372,289,705,312/404,352,139.60
  6. Step 6: Final answer
    x = 197,625,694.20

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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.