Home / 317,660,704.20-476,491,056.30-145,473,820.20

Finding the Fourth Proportional to 317,660,704.20, 476,491,056.30 and 145,473,820.20

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Solution

The fourth proportional to 317,660,704.20, 476,491,056.30 and 145,473,820.20 is: 218,210,730.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,660,704.20 : 476,491,056.30 = 145,473,820.20 : x
  2. Step 2: Convert to fraction form
    317,660,704.20/476,491,056.30 = 145,473,820.20/x
  3. Step 3: Cross multiply
    317,660,704.20x = 476,491,056.30 × 145,473,820.20
  4. Step 4: Simplify right side
    317,660,704.20x = 69,316,974,251,094,272
  5. Step 5: Solve for x
    x = 69,316,974,251,094,272/317,660,704.20
  6. Step 6: Final answer
    x = 218,210,730.30

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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.