Home / 1,049,076,094.40-1,448,378,369.28-667,813,251.77

Finding the Fourth Proportional to 1,049,076,094.40, 1,448,378,369.28 and 667,813,251.77

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Solution

The fourth proportional to 1,049,076,094.40, 1,448,378,369.28 and 667,813,251.77 is: 921,998,197.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,076,094.40 : 1,448,378,369.28 = 667,813,251.77 : x
  2. Step 2: Convert to fraction form
    1,049,076,094.40/1,448,378,369.28 = 667,813,251.77/x
  3. Step 3: Cross multiply
    1,049,076,094.40x = 1,448,378,369.28 × 667,813,251.77
  4. Step 4: Simplify right side
    1,049,076,094.40x = 967,246,268,585,827,712
  5. Step 5: Solve for x
    x = 967,246,268,585,827,712/1,049,076,094.40
  6. Step 6: Final answer
    x = 921,998,197.99

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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.