Home / 510,780,172.68-766,170,269.15-122,603,003.01

Finding the Fourth Proportional to 510,780,172.68, 766,170,269.15 and 122,603,003.01

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Solution

The fourth proportional to 510,780,172.68, 766,170,269.15 and 122,603,003.01 is: 183,904,506.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,780,172.68 : 766,170,269.15 = 122,603,003.01 : x
  2. Step 2: Convert to fraction form
    510,780,172.68/766,170,269.15 = 122,603,003.01/x
  3. Step 3: Cross multiply
    510,780,172.68x = 766,170,269.15 × 122,603,003.01
  4. Step 4: Simplify right side
    510,780,172.68x = 93,934,775,814,156,944
  5. Step 5: Solve for x
    x = 93,934,775,814,156,944/510,780,172.68
  6. Step 6: Final answer
    x = 183,904,506.95

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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.