Home / 510,780,181.43-766,170,282.27-122,603,011.76

Finding the Fourth Proportional to 510,780,181.43, 766,170,282.27 and 122,603,011.76

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Solution

The fourth proportional to 510,780,181.43, 766,170,282.27 and 122,603,011.76 is: 183,904,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,780,181.43 : 766,170,282.27 = 122,603,011.76 : x
  2. Step 2: Convert to fraction form
    510,780,181.43/766,170,282.27 = 122,603,011.76/x
  3. Step 3: Cross multiply
    510,780,181.43x = 766,170,282.27 × 122,603,011.76
  4. Step 4: Simplify right side
    510,780,181.43x = 93,934,784,127,311,328
  5. Step 5: Solve for x
    x = 93,934,784,127,311,328/510,780,181.43
  6. Step 6: Final answer
    x = 183,904,520.07

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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.