Home / 374,429,906.20-561,644,859.30-170,356,562.20

Finding the Fourth Proportional to 374,429,906.20, 561,644,859.30 and 170,356,562.20

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Solution

The fourth proportional to 374,429,906.20, 561,644,859.30 and 170,356,562.20 is: 255,534,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,429,906.20 : 561,644,859.30 = 170,356,562.20 : x
  2. Step 2: Convert to fraction form
    374,429,906.20/561,644,859.30 = 170,356,562.20/x
  3. Step 3: Cross multiply
    374,429,906.20x = 561,644,859.30 × 170,356,562.20
  4. Step 4: Simplify right side
    374,429,906.20x = 95,679,887,407,650,688
  5. Step 5: Solve for x
    x = 95,679,887,407,650,688/374,429,906.20
  6. Step 6: Final answer
    x = 255,534,843.30

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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.