Home / 525,952,117.78-789,035,777.07-180,860,927.38

Finding the Fourth Proportional to 525,952,117.78, 789,035,777.07 and 180,860,927.38

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Solution

The fourth proportional to 525,952,117.78, 789,035,777.07 and 180,860,927.38 is: 271,328,391.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,952,117.78 : 789,035,777.07 = 180,860,927.38 : x
  2. Step 2: Convert to fraction form
    525,952,117.78/789,035,777.07 = 180,860,927.38/x
  3. Step 3: Cross multiply
    525,952,117.78x = 789,035,777.07 × 180,860,927.38
  4. Step 4: Simplify right side
    525,952,117.78x = 142,705,742,376,879,152
  5. Step 5: Solve for x
    x = 142,705,742,376,879,152/525,952,117.78
  6. Step 6: Final answer
    x = 271,328,391.98

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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.