Home / 179,699,530.80-269,549,296.20-172,645,143.60

Finding the Fourth Proportional to 179,699,530.80, 269,549,296.20 and 172,645,143.60

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Solution

The fourth proportional to 179,699,530.80, 269,549,296.20 and 172,645,143.60 is: 258,967,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,699,530.80 : 269,549,296.20 = 172,645,143.60 : x
  2. Step 2: Convert to fraction form
    179,699,530.80/269,549,296.20 = 172,645,143.60/x
  3. Step 3: Cross multiply
    179,699,530.80x = 269,549,296.20 × 172,645,143.60
  4. Step 4: Simplify right side
    179,699,530.80x = 46,536,376,949,727,928
  5. Step 5: Solve for x
    x = 46,536,376,949,727,928/179,699,530.80
  6. Step 6: Final answer
    x = 258,967,715.40

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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.