Home / 26,909,714,404.80-40,364,571,607.20-12,931,965,799.20

Finding the Fourth Proportional to 26,909,714,404.80, 40,364,571,607.20 and 12,931,965,799.20

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Solution

The fourth proportional to 26,909,714,404.80, 40,364,571,607.20 and 12,931,965,799.20 is: 19,397,948,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909,714,404.80 : 40,364,571,607.20 = 12,931,965,799.20 : x
  2. Step 2: Convert to fraction form
    26,909,714,404.80/40,364,571,607.20 = 12,931,965,799.20/x
  3. Step 3: Cross multiply
    26,909,714,404.80x = 40,364,571,607.20 × 12,931,965,799.20
  4. Step 4: Simplify right side
    26,909,714,404.80x = 521,993,259,523,669,753,856
  5. Step 5: Solve for x
    x = 521,993,259,523,669,753,856/26,909,714,404.80
  6. Step 6: Final answer
    x = 19,397,948,698.80

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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.