Home / 510,780,179.93-766,170,280.02-122,603,010.26

Finding the Fourth Proportional to 510,780,179.93, 766,170,280.02 and 122,603,010.26

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Solution

The fourth proportional to 510,780,179.93, 766,170,280.02 and 122,603,010.26 is: 183,904,517.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,780,179.93 : 766,170,280.02 = 122,603,010.26 : x
  2. Step 2: Convert to fraction form
    510,780,179.93/766,170,280.02 = 122,603,010.26/x
  3. Step 3: Cross multiply
    510,780,179.93x = 766,170,280.02 × 122,603,010.26
  4. Step 4: Simplify right side
    510,780,179.93x = 93,934,782,702,199,136
  5. Step 5: Solve for x
    x = 93,934,782,702,199,136/510,780,179.93
  6. Step 6: Final answer
    x = 183,904,517.82

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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.