Home / 2,055,276,678.52-2,836,284,553.20-1,115,479,320.40

Finding the Fourth Proportional to 2,055,276,678.52, 2,836,284,553.20 and 1,115,479,320.40

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Solution

The fourth proportional to 2,055,276,678.52, 2,836,284,553.20 and 1,115,479,320.40 is: 1,539,362,947.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,276,678.52 : 2,836,284,553.20 = 1,115,479,320.40 : x
  2. Step 2: Convert to fraction form
    2,055,276,678.52/2,836,284,553.20 = 1,115,479,320.40/x
  3. Step 3: Cross multiply
    2,055,276,678.52x = 2,836,284,553.20 × 1,115,479,320.40
  4. Step 4: Simplify right side
    2,055,276,678.52x = 3,163,816,765,864,553,472
  5. Step 5: Solve for x
    x = 3,163,816,765,864,553,472/2,055,276,678.52
  6. Step 6: Final answer
    x = 1,539,362,947.54

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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.