Home / 2,697,408,069.70-4,046,224,078.95-857,108,805.70

Finding the Fourth Proportional to 2,697,408,069.70, 4,046,224,078.95 and 857,108,805.70

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Solution

The fourth proportional to 2,697,408,069.70, 4,046,224,078.95 and 857,108,805.70 is: 1,285,698,788.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697,408,069.70 : 4,046,224,078.95 = 857,108,805.70 : x
  2. Step 2: Convert to fraction form
    2,697,408,069.70/4,046,224,078.95 = 857,108,805.70/x
  3. Step 3: Cross multiply
    2,697,408,069.70x = 4,046,224,078.95 × 857,108,805.70
  4. Step 4: Simplify right side
    2,697,408,069.70x = 3,468,054,287,903,416,832
  5. Step 5: Solve for x
    x = 3,468,054,287,903,416,832/2,697,408,069.70
  6. Step 6: Final answer
    x = 1,285,698,788.72

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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.