Home / 525,952,081.28-789,035,722.32-180,860,890.88

Finding the Fourth Proportional to 525,952,081.28, 789,035,722.32 and 180,860,890.88

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Solution

The fourth proportional to 525,952,081.28, 789,035,722.32 and 180,860,890.88 is: 271,328,337.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,952,081.28 : 789,035,722.32 = 180,860,890.88 : x
  2. Step 2: Convert to fraction form
    525,952,081.28/789,035,722.32 = 180,860,890.88/x
  3. Step 3: Cross multiply
    525,952,081.28x = 789,035,722.32 × 180,860,890.88
  4. Step 4: Simplify right side
    525,952,081.28x = 142,705,703,674,939,504
  5. Step 5: Solve for x
    x = 142,705,703,674,939,504/525,952,081.28
  6. Step 6: Final answer
    x = 271,328,337.23

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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.