Home / 1,105,764,836.27-1,658,653,454.78-368,832,717.58

Finding the Fourth Proportional to 1,105,764,836.27, 1,658,653,454.78 and 368,832,717.58

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Solution

The fourth proportional to 1,105,764,836.27, 1,658,653,454.78 and 368,832,717.58 is: 553,251,144.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,764,836.27 : 1,658,653,454.78 = 368,832,717.58 : x
  2. Step 2: Convert to fraction form
    1,105,764,836.27/1,658,653,454.78 = 368,832,717.58/x
  3. Step 3: Cross multiply
    1,105,764,836.27x = 1,658,653,454.78 × 368,832,717.58
  4. Step 4: Simplify right side
    1,105,764,836.27x = 611,765,661,249,963,008
  5. Step 5: Solve for x
    x = 611,765,661,249,963,008/1,105,764,836.27
  6. Step 6: Final answer
    x = 553,251,144.53

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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.