Home / 145,965,716.04-200,359,713.65-129,075,777.48

Finding the Fourth Proportional to 145,965,716.04, 200,359,713.65 and 129,075,777.48

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Solution

The fourth proportional to 145,965,716.04, 200,359,713.65 and 129,075,777.48 is: 177,175,754.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,965,716.04 : 200,359,713.65 = 129,075,777.48 : x
  2. Step 2: Convert to fraction form
    145,965,716.04/200,359,713.65 = 129,075,777.48/x
  3. Step 3: Cross multiply
    145,965,716.04x = 200,359,713.65 × 129,075,777.48
  4. Step 4: Simplify right side
    145,965,716.04x = 25,861,585,815,043,920
  5. Step 5: Solve for x
    x = 25,861,585,815,043,920/145,965,716.04
  6. Step 6: Final answer
    x = 177,175,754.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.