Home / 592,940,146.97-817,780,287.54-521,259,765.23

Finding the Fourth Proportional to 592,940,146.97, 817,780,287.54 and 521,259,765.23

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Solution

The fourth proportional to 592,940,146.97, 817,780,287.54 and 521,259,765.23 is: 718,919,039.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,940,146.97 : 817,780,287.54 = 521,259,765.23 : x
  2. Step 2: Convert to fraction form
    592,940,146.97/817,780,287.54 = 521,259,765.23/x
  3. Step 3: Cross multiply
    592,940,146.97x = 817,780,287.54 × 521,259,765.23
  4. Step 4: Simplify right side
    592,940,146.97x = 426,275,960,692,822,272
  5. Step 5: Solve for x
    x = 426,275,960,692,822,272/592,940,146.97
  6. Step 6: Final answer
    x = 718,919,039.08

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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.