Home / 2,987,039,500.10-4,480,559,250.15-806,002,136.90

Finding the Fourth Proportional to 2,987,039,500.10, 4,480,559,250.15 and 806,002,136.90

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Solution

The fourth proportional to 2,987,039,500.10, 4,480,559,250.15 and 806,002,136.90 is: 1,209,003,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,039,500.10 : 4,480,559,250.15 = 806,002,136.90 : x
  2. Step 2: Convert to fraction form
    2,987,039,500.10/4,480,559,250.15 = 806,002,136.90/x
  3. Step 3: Cross multiply
    2,987,039,500.10x = 4,480,559,250.15 × 806,002,136.90
  4. Step 4: Simplify right side
    2,987,039,500.10x = 3,611,340,330,127,961,088
  5. Step 5: Solve for x
    x = 3,611,340,330,127,961,088/2,987,039,500.10
  6. Step 6: Final answer
    x = 1,209,003,205.35

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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.