Home / 123,640,802.10-185,461,203.15-108,524,258.10

Finding the Fourth Proportional to 123,640,802.10, 185,461,203.15 and 108,524,258.10

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Solution

The fourth proportional to 123,640,802.10, 185,461,203.15 and 108,524,258.10 is: 162,786,387.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,640,802.10 : 185,461,203.15 = 108,524,258.10 : x
  2. Step 2: Convert to fraction form
    123,640,802.10/185,461,203.15 = 108,524,258.10/x
  3. Step 3: Cross multiply
    123,640,802.10x = 185,461,203.15 × 108,524,258.10
  4. Step 4: Simplify right side
    123,640,802.10x = 20,127,039,478,187,132
  5. Step 5: Solve for x
    x = 20,127,039,478,187,132/123,640,802.10
  6. Step 6: Final answer
    x = 162,786,387.15

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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.