Home / 169,986,303.20-254,979,454.80-166,207,167.20

Finding the Fourth Proportional to 169,986,303.20, 254,979,454.80 and 166,207,167.20

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Solution

The fourth proportional to 169,986,303.20, 254,979,454.80 and 166,207,167.20 is: 249,310,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,986,303.20 : 254,979,454.80 = 166,207,167.20 : x
  2. Step 2: Convert to fraction form
    169,986,303.20/254,979,454.80 = 166,207,167.20/x
  3. Step 3: Cross multiply
    169,986,303.20x = 254,979,454.80 × 166,207,167.20
  4. Step 4: Simplify right side
    169,986,303.20x = 42,379,412,876,508,440
  5. Step 5: Solve for x
    x = 42,379,412,876,508,440/169,986,303.20
  6. Step 6: Final answer
    x = 249,310,750.80

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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.