Home / 1,259,713,096.20-1,889,569,644.30-715,517,512.20

Finding the Fourth Proportional to 1,259,713,096.20, 1,889,569,644.30 and 715,517,512.20

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Solution

The fourth proportional to 1,259,713,096.20, 1,889,569,644.30 and 715,517,512.20 is: 1,073,276,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,713,096.20 : 1,889,569,644.30 = 715,517,512.20 : x
  2. Step 2: Convert to fraction form
    1,259,713,096.20/1,889,569,644.30 = 715,517,512.20/x
  3. Step 3: Cross multiply
    1,259,713,096.20x = 1,889,569,644.30 × 715,517,512.20
  4. Step 4: Simplify right side
    1,259,713,096.20x = 1,352,020,171,018,174,976
  5. Step 5: Solve for x
    x = 1,352,020,171,018,174,976/1,259,713,096.20
  6. Step 6: Final answer
    x = 1,073,276,268.30

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Double scale
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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.