Home / 160,233,812.99-240,317,088.78-45,191,451.11

Finding the Fourth Proportional to 160,233,812.99, 240,317,088.78 and 45,191,451.11

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Solution

The fourth proportional to 160,233,812.99, 240,317,088.78 and 45,191,451.11 is: 67,777,691.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,233,812.99 : 240,317,088.78 = 45,191,451.11 : x
  2. Step 2: Convert to fraction form
    160,233,812.99/240,317,088.78 = 45,191,451.11/x
  3. Step 3: Cross multiply
    160,233,812.99x = 240,317,088.78 × 45,191,451.11
  4. Step 4: Simplify right side
    160,233,812.99x = 10,860,277,968,498,900
  5. Step 5: Solve for x
    x = 10,860,277,968,498,900/160,233,812.99
  6. Step 6: Final answer
    x = 67,777,691.65

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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.