Home / 240,066,777.51-331,292,489.13-130,058,490.51

Finding the Fourth Proportional to 240,066,777.51, 331,292,489.13 and 130,058,490.51

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Solution

The fourth proportional to 240,066,777.51, 331,292,489.13 and 130,058,490.51 is: 179,480,899.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,066,777.51 : 331,292,489.13 = 130,058,490.51 : x
  2. Step 2: Convert to fraction form
    240,066,777.51/331,292,489.13 = 130,058,490.51/x
  3. Step 3: Cross multiply
    240,066,777.51x = 331,292,489.13 × 130,058,490.51
  4. Step 4: Simplify right side
    240,066,777.51x = 43,087,401,053,548,384
  5. Step 5: Solve for x
    x = 43,087,401,053,548,384/240,066,777.51
  6. Step 6: Final answer
    x = 179,480,899.03

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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.