Home / 99,948,813.45-149,987,957.26-53,922,452.24

Finding the Fourth Proportional to 99,948,813.45, 149,987,957.26 and 53,922,452.24

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Solution

The fourth proportional to 99,948,813.45, 149,987,957.26 and 53,922,452.24 is: 80,918,604.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,948,813.45 : 149,987,957.26 = 53,922,452.24 : x
  2. Step 2: Convert to fraction form
    99,948,813.45/149,987,957.26 = 53,922,452.24/x
  3. Step 3: Cross multiply
    99,948,813.45x = 149,987,957.26 × 53,922,452.24
  4. Step 4: Simplify right side
    99,948,813.45x = 8,087,718,461,424,827
  5. Step 5: Solve for x
    x = 8,087,718,461,424,827/99,948,813.45
  6. Step 6: Final answer
    x = 80,918,604.05

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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.