Home / 177,187,813.80-265,781,720.70-157,704,268.20

Finding the Fourth Proportional to 177,187,813.80, 265,781,720.70 and 157,704,268.20

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Solution

The fourth proportional to 177,187,813.80, 265,781,720.70 and 157,704,268.20 is: 236,556,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,187,813.80 : 265,781,720.70 = 157,704,268.20 : x
  2. Step 2: Convert to fraction form
    177,187,813.80/265,781,720.70 = 157,704,268.20/x
  3. Step 3: Cross multiply
    177,187,813.80x = 265,781,720.70 × 157,704,268.20
  4. Step 4: Simplify right side
    177,187,813.80x = 41,914,911,763,930,288
  5. Step 5: Solve for x
    x = 41,914,911,763,930,288/177,187,813.80
  6. Step 6: Final answer
    x = 236,556,402.30

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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.