Home / 134,628,388.33-185,755,533-81,703,922.93

Finding the Fourth Proportional to 134,628,388.33, 185,755,533 and 81,703,922.93

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Solution

The fourth proportional to 134,628,388.33, 185,755,533 and 81,703,922.93 is: 112,732,210.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,628,388.33 : 185,755,533 = 81,703,922.93 : x
  2. Step 2: Convert to fraction form
    134,628,388.33/185,755,533 = 81,703,922.93/x
  3. Step 3: Cross multiply
    134,628,388.33x = 185,755,533 × 81,703,922.93
  4. Step 4: Simplify right side
    134,628,388.33x = 15,176,955,752,053,074
  5. Step 5: Solve for x
    x = 15,176,955,752,053,074/134,628,388.33
  6. Step 6: Final answer
    x = 112,732,210.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.