Home / 101,412,924.30-139,953,003.51-57,359,061.09

Finding the Fourth Proportional to 101,412,924.30, 139,953,003.51 and 57,359,061.09

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Solution

The fourth proportional to 101,412,924.30, 139,953,003.51 and 57,359,061.09 is: 79,157,296.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,412,924.30 : 139,953,003.51 = 57,359,061.09 : x
  2. Step 2: Convert to fraction form
    101,412,924.30/139,953,003.51 = 57,359,061.09/x
  3. Step 3: Cross multiply
    101,412,924.30x = 139,953,003.51 × 57,359,061.09
  4. Step 4: Simplify right side
    101,412,924.30x = 8,027,572,878,059,074
  5. Step 5: Solve for x
    x = 8,027,572,878,059,074/101,412,924.30
  6. Step 6: Final answer
    x = 79,157,296.11

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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.