Home / 3,986,075,280.60-5,979,112,920.90-3,786,536,899.80

Finding the Fourth Proportional to 3,986,075,280.60, 5,979,112,920.90 and 3,786,536,899.80

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Solution

The fourth proportional to 3,986,075,280.60, 5,979,112,920.90 and 3,786,536,899.80 is: 5,679,805,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,075,280.60 : 5,979,112,920.90 = 3,786,536,899.80 : x
  2. Step 2: Convert to fraction form
    3,986,075,280.60/5,979,112,920.90 = 3,786,536,899.80/x
  3. Step 3: Cross multiply
    3,986,075,280.60x = 5,979,112,920.90 × 3,786,536,899.80
  4. Step 4: Simplify right side
    3,986,075,280.60x = 22,640,131,703,058,808,832
  5. Step 5: Solve for x
    x = 22,640,131,703,058,808,832/3,986,075,280.60
  6. Step 6: Final answer
    x = 5,679,805,349.70

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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.