Home / 1,049,076,118.01-1,448,378,401.80-667,813,275.37

Finding the Fourth Proportional to 1,049,076,118.01, 1,448,378,401.80 and 667,813,275.37

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Solution

The fourth proportional to 1,049,076,118.01, 1,448,378,401.80 and 667,813,275.37 is: 921,998,230.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,076,118.01 : 1,448,378,401.80 = 667,813,275.37 : x
  2. Step 2: Convert to fraction form
    1,049,076,118.01/1,448,378,401.80 = 667,813,275.37/x
  3. Step 3: Cross multiply
    1,049,076,118.01x = 1,448,378,401.80 × 667,813,275.37
  4. Step 4: Simplify right side
    1,049,076,118.01x = 967,246,324,475,651,584
  5. Step 5: Solve for x
    x = 967,246,324,475,651,584/1,049,076,118.01
  6. Step 6: Final answer
    x = 921,998,230.51

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1.5x scale

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.