Home / 13,412,172,823.20-20,118,259,234.80-13,320,339,818.40

Finding the Fourth Proportional to 13,412,172,823.20, 20,118,259,234.80 and 13,320,339,818.40

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Solution

The fourth proportional to 13,412,172,823.20, 20,118,259,234.80 and 13,320,339,818.40 is: 19,980,509,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,412,172,823.20 : 20,118,259,234.80 = 13,320,339,818.40 : x
  2. Step 2: Convert to fraction form
    13,412,172,823.20/20,118,259,234.80 = 13,320,339,818.40/x
  3. Step 3: Cross multiply
    13,412,172,823.20x = 20,118,259,234.80 × 13,320,339,818.40
  4. Step 4: Simplify right side
    13,412,172,823.20x = 267,982,049,562,199,949,312
  5. Step 5: Solve for x
    x = 267,982,049,562,199,949,312/13,412,172,823.20
  6. Step 6: Final answer
    x = 19,980,509,727.60

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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.