Home / 525,952,116.78-789,035,775.57-180,860,926.38

Finding the Fourth Proportional to 525,952,116.78, 789,035,775.57 and 180,860,926.38

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Solution

The fourth proportional to 525,952,116.78, 789,035,775.57 and 180,860,926.38 is: 271,328,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,952,116.78 : 789,035,775.57 = 180,860,926.38 : x
  2. Step 2: Convert to fraction form
    525,952,116.78/789,035,775.57 = 180,860,926.38/x
  3. Step 3: Cross multiply
    525,952,116.78x = 789,035,775.57 × 180,860,926.38
  4. Step 4: Simplify right side
    525,952,116.78x = 142,705,741,316,551,984
  5. Step 5: Solve for x
    x = 142,705,741,316,551,984/525,952,116.78
  6. Step 6: Final answer
    x = 271,328,390.48

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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.