Home / 182,182,987.08-251,151,031.80-129,881,221.20

Finding the Fourth Proportional to 182,182,987.08, 251,151,031.80 and 129,881,221.20

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Solution

The fourth proportional to 182,182,987.08, 251,151,031.80 and 129,881,221.20 is: 179,049,664.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,182,987.08 : 251,151,031.80 = 129,881,221.20 : x
  2. Step 2: Convert to fraction form
    182,182,987.08/251,151,031.80 = 129,881,221.20/x
  3. Step 3: Cross multiply
    182,182,987.08x = 251,151,031.80 × 129,881,221.20
  4. Step 4: Simplify right side
    182,182,987.08x = 32,619,802,715,824,036
  5. Step 5: Solve for x
    x = 32,619,802,715,824,036/182,182,987.08
  6. Step 6: Final answer
    x = 179,049,664.51

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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.