Home / 21,925,367,849.78-30,256,224,773.44-12,409,715,295.50

Finding the Fourth Proportional to 21,925,367,849.78, 30,256,224,773.44 and 12,409,715,295.50

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Solution

The fourth proportional to 21,925,367,849.78, 30,256,224,773.44 and 12,409,715,295.50 is: 17,124,964,010.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,925,367,849.78 : 30,256,224,773.44 = 12,409,715,295.50 : x
  2. Step 2: Convert to fraction form
    21,925,367,849.78/30,256,224,773.44 = 12,409,715,295.50/x
  3. Step 3: Cross multiply
    21,925,367,849.78x = 30,256,224,773.44 × 12,409,715,295.50
  4. Step 4: Simplify right side
    21,925,367,849.78x = 375,471,135,355,044,364,288
  5. Step 5: Solve for x
    x = 375,471,135,355,044,364,288/21,925,367,849.78
  6. Step 6: Final answer
    x = 17,124,964,010.98

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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.