Home / 3,125,995,390.80-4,688,993,086.20-1,285,136,254.80

Finding the Fourth Proportional to 3,125,995,390.80, 4,688,993,086.20 and 1,285,136,254.80

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Solution

The fourth proportional to 3,125,995,390.80, 4,688,993,086.20 and 1,285,136,254.80 is: 1,927,704,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,995,390.80 : 4,688,993,086.20 = 1,285,136,254.80 : x
  2. Step 2: Convert to fraction form
    3,125,995,390.80/4,688,993,086.20 = 1,285,136,254.80/x
  3. Step 3: Cross multiply
    3,125,995,390.80x = 4,688,993,086.20 × 1,285,136,254.80
  4. Step 4: Simplify right side
    3,125,995,390.80x = 6,025,995,013,582,160,896
  5. Step 5: Solve for x
    x = 6,025,995,013,582,160,896/3,125,995,390.80
  6. Step 6: Final answer
    x = 1,927,704,382.20

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1.5x scale

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.