Home / 275,319,489.19-412,977,396.69-111,554,829.67

Finding the Fourth Proportional to 275,319,489.19, 412,977,396.69 and 111,554,829.67

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Solution

The fourth proportional to 275,319,489.19, 412,977,396.69 and 111,554,829.67 is: 167,331,500.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,319,489.19 : 412,977,396.69 = 111,554,829.67 : x
  2. Step 2: Convert to fraction form
    275,319,489.19/412,977,396.69 = 111,554,829.67/x
  3. Step 3: Cross multiply
    275,319,489.19x = 412,977,396.69 × 111,554,829.67
  4. Step 4: Simplify right side
    275,319,489.19x = 46,069,623,145,312,976
  5. Step 5: Solve for x
    x = 46,069,623,145,312,976/275,319,489.19
  6. Step 6: Final answer
    x = 167,331,500.14

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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.