Home / 3,237,855,302.10-4,468,271,121.84-1,899,768,157.86

Finding the Fourth Proportional to 3,237,855,302.10, 4,468,271,121.84 and 1,899,768,157.86

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Solution

The fourth proportional to 3,237,855,302.10, 4,468,271,121.84 and 1,899,768,157.86 is: 2,621,698,132.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,855,302.10 : 4,468,271,121.84 = 1,899,768,157.86 : x
  2. Step 2: Convert to fraction form
    3,237,855,302.10/4,468,271,121.84 = 1,899,768,157.86/x
  3. Step 3: Cross multiply
    3,237,855,302.10x = 4,468,271,121.84 × 1,899,768,157.86
  4. Step 4: Simplify right side
    3,237,855,302.10x = 8,488,679,197,957,012,480
  5. Step 5: Solve for x
    x = 8,488,679,197,957,012,480/3,237,855,302.10
  6. Step 6: Final answer
    x = 2,621,698,132.23

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.