Home / 121,438,759.68-181,988,075.16-63,844,727.04

Finding the Fourth Proportional to 121,438,759.68, 181,988,075.16 and 63,844,727.04

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Solution

The fourth proportional to 121,438,759.68, 181,988,075.16 and 63,844,727.04 is: 95,677,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,438,759.68 : 181,988,075.16 = 63,844,727.04 : x
  2. Step 2: Convert to fraction form
    121,438,759.68/181,988,075.16 = 63,844,727.04/x
  3. Step 3: Cross multiply
    121,438,759.68x = 181,988,075.16 × 63,844,727.04
  4. Step 4: Simplify right side
    121,438,759.68x = 11,618,978,983,125,204
  5. Step 5: Solve for x
    x = 11,618,978,983,125,204/121,438,759.68
  6. Step 6: Final answer
    x = 95,677,681.60

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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.