Home / 108,037,351.17-162,055,784.16-83,480,987.79

Finding the Fourth Proportional to 108,037,351.17, 162,055,784.16 and 83,480,987.79

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Solution

The fourth proportional to 108,037,351.17, 162,055,784.16 and 83,480,987.79 is: 125,221,294.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,037,351.17 : 162,055,784.16 = 83,480,987.79 : x
  2. Step 2: Convert to fraction form
    108,037,351.17/162,055,784.16 = 83,480,987.79/x
  3. Step 3: Cross multiply
    108,037,351.17x = 162,055,784.16 × 83,480,987.79
  4. Step 4: Simplify right side
    108,037,351.17x = 13,528,576,938,759,836
  5. Step 5: Solve for x
    x = 13,528,576,938,759,836/108,037,351.17
  6. Step 6: Final answer
    x = 125,221,294.23

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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.