Home / 299,585,413,508.88-449,332,715,412.30-81,535,852,150.46

Finding the Fourth Proportional to 299,585,413,508.88, 449,332,715,412.30 and 81,535,852,150.46

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Solution

The fourth proportional to 299,585,413,508.88, 449,332,715,412.30 and 81,535,852,150.46 is: 122,291,420,737.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,585,413,508.88 : 449,332,715,412.30 = 81,535,852,150.46 : x
  2. Step 2: Convert to fraction form
    299,585,413,508.88/449,332,715,412.30 = 81,535,852,150.46/x
  3. Step 3: Cross multiply
    299,585,413,508.88x = 449,332,715,412.30 × 81,535,852,150.46
  4. Step 4: Simplify right side
    299,585,413,508.88x = 36,636,725,850,222,912,077,824
  5. Step 5: Solve for x
    x = 36,636,725,850,222,912,077,824/299,585,413,508.88
  6. Step 6: Final answer
    x = 122,291,420,737.47

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1.5x scale

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.