Home / 116,104,713.84-160,188,428.48-65,860,657.86

Finding the Fourth Proportional to 116,104,713.84, 160,188,428.48 and 65,860,657.86

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Solution

The fourth proportional to 116,104,713.84, 160,188,428.48 and 65,860,657.86 is: 90,867,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,104,713.84 : 160,188,428.48 = 65,860,657.86 : x
  2. Step 2: Convert to fraction form
    116,104,713.84/160,188,428.48 = 65,860,657.86/x
  3. Step 3: Cross multiply
    116,104,713.84x = 160,188,428.48 × 65,860,657.86
  4. Step 4: Simplify right side
    116,104,713.84x = 10,550,115,280,923,056
  5. Step 5: Solve for x
    x = 10,550,115,280,923,056/116,104,713.84
  6. Step 6: Final answer
    x = 90,867,243.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.