Home / 1,799,172,052.20-2,698,758,078.30-572,464,506.60

Finding the Fourth Proportional to 1,799,172,052.20, 2,698,758,078.30 and 572,464,506.60

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Solution

The fourth proportional to 1,799,172,052.20, 2,698,758,078.30 and 572,464,506.60 is: 858,696,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,172,052.20 : 2,698,758,078.30 = 572,464,506.60 : x
  2. Step 2: Convert to fraction form
    1,799,172,052.20/2,698,758,078.30 = 572,464,506.60/x
  3. Step 3: Cross multiply
    1,799,172,052.20x = 2,698,758,078.30 × 572,464,506.60
  4. Step 4: Simplify right side
    1,799,172,052.20x = 1,544,943,211,726,773,760
  5. Step 5: Solve for x
    x = 1,544,943,211,726,773,760/1,799,172,052.20
  6. Step 6: Final answer
    x = 858,696,759.90

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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.