Home / 592,940,138.22-817,780,275.48-521,259,756.49

Finding the Fourth Proportional to 592,940,138.22, 817,780,275.48 and 521,259,756.49

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Solution

The fourth proportional to 592,940,138.22, 817,780,275.48 and 521,259,756.49 is: 718,919,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,940,138.22 : 817,780,275.48 = 521,259,756.49 : x
  2. Step 2: Convert to fraction form
    592,940,138.22/817,780,275.48 = 521,259,756.49/x
  3. Step 3: Cross multiply
    592,940,138.22x = 817,780,275.48 × 521,259,756.49
  4. Step 4: Simplify right side
    592,940,138.22x = 426,275,947,257,413,888
  5. Step 5: Solve for x
    x = 426,275,947,257,413,888/592,940,138.22
  6. Step 6: Final answer
    x = 718,919,027.03

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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.