Home / 126,388,585,710.30-189,614,488,905.83-36,851,579,108.01

Finding the Fourth Proportional to 126,388,585,710.30, 189,614,488,905.83 and 36,851,579,108.01

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Solution

The fourth proportional to 126,388,585,710.30, 189,614,488,905.83 and 36,851,579,108.01 is: 55,286,585,403.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,388,585,710.30 : 189,614,488,905.83 = 36,851,579,108.01 : x
  2. Step 2: Convert to fraction form
    126,388,585,710.30/189,614,488,905.83 = 36,851,579,108.01/x
  3. Step 3: Cross multiply
    126,388,585,710.30x = 189,614,488,905.83 × 36,851,579,108.01
  4. Step 4: Simplify right side
    126,388,585,710.30x = 6,987,593,337,938,836,979,712
  5. Step 5: Solve for x
    x = 6,987,593,337,938,836,979,712/126,388,585,710.30
  6. Step 6: Final answer
    x = 55,286,585,403.81

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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.