Home / 137,789,785,541.20-206,684,678,311.80-109,895,510,333.20

Finding the Fourth Proportional to 137,789,785,541.20, 206,684,678,311.80 and 109,895,510,333.20

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Solution

The fourth proportional to 137,789,785,541.20, 206,684,678,311.80 and 109,895,510,333.20 is: 164,843,265,499.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,789,785,541.20 : 206,684,678,311.80 = 109,895,510,333.20 : x
  2. Step 2: Convert to fraction form
    137,789,785,541.20/206,684,678,311.80 = 109,895,510,333.20/x
  3. Step 3: Cross multiply
    137,789,785,541.20x = 206,684,678,311.80 × 109,895,510,333.20
  4. Step 4: Simplify right side
    137,789,785,541.20x = 22,713,718,201,128,532,836,352
  5. Step 5: Solve for x
    x = 22,713,718,201,128,532,836,352/137,789,785,541.20
  6. Step 6: Final answer
    x = 164,843,265,499.80

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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.