Home / 727,170,463.56-1,003,501,612.77-413,924,818.78

Finding the Fourth Proportional to 727,170,463.56, 1,003,501,612.77 and 413,924,818.78

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Solution

The fourth proportional to 727,170,463.56, 1,003,501,612.77 and 413,924,818.78 is: 571,219,877.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,170,463.56 : 1,003,501,612.77 = 413,924,818.78 : x
  2. Step 2: Convert to fraction form
    727,170,463.56/1,003,501,612.77 = 413,924,818.78/x
  3. Step 3: Cross multiply
    727,170,463.56x = 1,003,501,612.77 × 413,924,818.78
  4. Step 4: Simplify right side
    727,170,463.56x = 415,374,223,210,982,848
  5. Step 5: Solve for x
    x = 415,374,223,210,982,848/727,170,463.56
  6. Step 6: Final answer
    x = 571,219,877.63

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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.