Home / 538,633,256.68-807,973,886.94-165,113,615.08

Finding the Fourth Proportional to 538,633,256.68, 807,973,886.94 and 165,113,615.08

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Solution

The fourth proportional to 538,633,256.68, 807,973,886.94 and 165,113,615.08 is: 247,677,780.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,633,256.68 : 807,973,886.94 = 165,113,615.08 : x
  2. Step 2: Convert to fraction form
    538,633,256.68/807,973,886.94 = 165,113,615.08/x
  3. Step 3: Cross multiply
    538,633,256.68x = 807,973,886.94 × 165,113,615.08
  4. Step 4: Simplify right side
    538,633,256.68x = 133,407,489,362,902,624
  5. Step 5: Solve for x
    x = 133,407,489,362,902,624/538,633,256.68
  6. Step 6: Final answer
    x = 247,677,780.21

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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.