Home / 138,845,405.25-289,182,962.25

Finding the Third Proportional to 138,845,405.25 and 289,182,962.25

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Solution

The third proportional to 138,845,405.25 and 289,182,962.25 is: 602,301,426.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,845,405.25 : 289,182,962.25 = 289,182,962.25 : x
  2. Step 2: Convert to fraction form
    138,845,405.25/289,182,962.25 = 289,182,962.25/x
  3. Step 3: Cross multiply
    138,845,405.25x = 289,182,962.25 × 289,182,962.25
  4. Step 4: Simplify right side
    138,845,405.25x = 83,626,785,655,684,928
  5. Step 5: Solve for x
    x = 83,626,785,655,684,928/138,845,405.25
  6. Step 6: Final answer
    x = 602,301,426.58

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.