Home / 12,239,238,743.10-18,358,858,114.65-3,964,064,643.90

Finding the Fourth Proportional to 12,239,238,743.10, 18,358,858,114.65 and 3,964,064,643.90

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Solution

The fourth proportional to 12,239,238,743.10, 18,358,858,114.65 and 3,964,064,643.90 is: 5,946,096,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239,238,743.10 : 18,358,858,114.65 = 3,964,064,643.90 : x
  2. Step 2: Convert to fraction form
    12,239,238,743.10/18,358,858,114.65 = 3,964,064,643.90/x
  3. Step 3: Cross multiply
    12,239,238,743.10x = 18,358,858,114.65 × 3,964,064,643.90
  4. Step 4: Simplify right side
    12,239,238,743.10x = 72,775,700,354,660,687,872
  5. Step 5: Solve for x
    x = 72,775,700,354,660,687,872/12,239,238,743.10
  6. Step 6: Final answer
    x = 5,946,096,965.85

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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.