Home / 119,713,581.99-165,216,186.83-75,066,665.90

Finding the Fourth Proportional to 119,713,581.99, 165,216,186.83 and 75,066,665.90

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Solution

The fourth proportional to 119,713,581.99, 165,216,186.83 and 75,066,665.90 is: 103,599,174.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,713,581.99 : 165,216,186.83 = 75,066,665.90 : x
  2. Step 2: Convert to fraction form
    119,713,581.99/165,216,186.83 = 75,066,665.90/x
  3. Step 3: Cross multiply
    119,713,581.99x = 165,216,186.83 × 75,066,665.90
  4. Step 4: Simplify right side
    119,713,581.99x = 12,402,228,297,401,176
  5. Step 5: Solve for x
    x = 12,402,228,297,401,176/119,713,581.99
  6. Step 6: Final answer
    x = 103,599,174.72

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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.