Home / 144,628,581.68-216,918,886.44-47,585,472.56

Finding the Fourth Proportional to 144,628,581.68, 216,918,886.44 and 47,585,472.56

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Solution

The fourth proportional to 144,628,581.68, 216,918,886.44 and 47,585,472.56 is: 71,370,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,628,581.68 : 216,918,886.44 = 47,585,472.56 : x
  2. Step 2: Convert to fraction form
    144,628,581.68/216,918,886.44 = 47,585,472.56/x
  3. Step 3: Cross multiply
    144,628,581.68x = 216,918,886.44 × 47,585,472.56
  4. Step 4: Simplify right side
    144,628,581.68x = 10,322,187,718,436,376
  5. Step 5: Solve for x
    x = 10,322,187,718,436,376/144,628,581.68
  6. Step 6: Final answer
    x = 71,370,316.98

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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.