Home / 330,912,416.80-496,368,625.20-88,575,320.80

Finding the Fourth Proportional to 330,912,416.80, 496,368,625.20 and 88,575,320.80

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Solution

The fourth proportional to 330,912,416.80, 496,368,625.20 and 88,575,320.80 is: 132,862,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,912,416.80 : 496,368,625.20 = 88,575,320.80 : x
  2. Step 2: Convert to fraction form
    330,912,416.80/496,368,625.20 = 88,575,320.80/x
  3. Step 3: Cross multiply
    330,912,416.80x = 496,368,625.20 × 88,575,320.80
  4. Step 4: Simplify right side
    330,912,416.80x = 43,966,010,212,144,960
  5. Step 5: Solve for x
    x = 43,966,010,212,144,960/330,912,416.80
  6. Step 6: Final answer
    x = 132,862,981.20

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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.