Home / 439,262,066.80-658,890,246.16-111,734,781.67

Finding the Fourth Proportional to 439,262,066.80, 658,890,246.16 and 111,734,781.67

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Solution

The fourth proportional to 439,262,066.80, 658,890,246.16 and 111,734,781.67 is: 167,601,446.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,262,066.80 : 658,890,246.16 = 111,734,781.67 : x
  2. Step 2: Convert to fraction form
    439,262,066.80/658,890,246.16 = 111,734,781.67/x
  3. Step 3: Cross multiply
    439,262,066.80x = 658,890,246.16 × 111,734,781.67
  4. Step 4: Simplify right side
    439,262,066.80x = 73,620,957,795,606,368
  5. Step 5: Solve for x
    x = 73,620,957,795,606,368/439,262,066.80
  6. Step 6: Final answer
    x = 167,601,446.52

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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.