Home / 259,645,565.68-388,850,075.52-150,240,168.16

Finding the Fourth Proportional to 259,645,565.68, 388,850,075.52 and 150,240,168.16

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Solution

The fourth proportional to 259,645,565.68, 388,850,075.52 and 150,240,168.16 is: 225,002,497.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,645,565.68 : 388,850,075.52 = 150,240,168.16 : x
  2. Step 2: Convert to fraction form
    259,645,565.68/388,850,075.52 = 150,240,168.16/x
  3. Step 3: Cross multiply
    259,645,565.68x = 388,850,075.52 × 150,240,168.16
  4. Step 4: Simplify right side
    259,645,565.68x = 58,420,900,735,153,496
  5. Step 5: Solve for x
    x = 58,420,900,735,153,496/259,645,565.68
  6. Step 6: Final answer
    x = 225,002,497.47

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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.