Home / 171,492,003.69-257,107,835.29-88,404,221.40

Finding the Fourth Proportional to 171,492,003.69, 257,107,835.29 and 88,404,221.40

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Solution

The fourth proportional to 171,492,003.69, 257,107,835.29 and 88,404,221.40 is: 132,539,229.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,492,003.69 : 257,107,835.29 = 88,404,221.40 : x
  2. Step 2: Convert to fraction form
    171,492,003.69/257,107,835.29 = 88,404,221.40/x
  3. Step 3: Cross multiply
    171,492,003.69x = 257,107,835.29 × 88,404,221.40
  4. Step 4: Simplify right side
    171,492,003.69x = 22,729,417,994,651,896
  5. Step 5: Solve for x
    x = 22,729,417,994,651,896/171,492,003.69
  6. Step 6: Final answer
    x = 132,539,229.27

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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.