Home / 3,125,995,382.80-4,688,993,074.20-1,285,136,246.80

Finding the Fourth Proportional to 3,125,995,382.80, 4,688,993,074.20 and 1,285,136,246.80

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Solution

The fourth proportional to 3,125,995,382.80, 4,688,993,074.20 and 1,285,136,246.80 is: 1,927,704,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,995,382.80 : 4,688,993,074.20 = 1,285,136,246.80 : x
  2. Step 2: Convert to fraction form
    3,125,995,382.80/4,688,993,074.20 = 1,285,136,246.80/x
  3. Step 3: Cross multiply
    3,125,995,382.80x = 4,688,993,074.20 × 1,285,136,246.80
  4. Step 4: Simplify right side
    3,125,995,382.80x = 6,025,994,960,648,581,120
  5. Step 5: Solve for x
    x = 6,025,994,960,648,581,120/3,125,995,382.80
  6. Step 6: Final answer
    x = 1,927,704,370.20

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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.