Home / 407,339,066.74-610,899,206.26-112,163,911.14

Finding the Fourth Proportional to 407,339,066.74, 610,899,206.26 and 112,163,911.14

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Solution

The fourth proportional to 407,339,066.74, 610,899,206.26 and 112,163,911.14 is: 168,215,744.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,339,066.74 : 610,899,206.26 = 112,163,911.14 : x
  2. Step 2: Convert to fraction form
    407,339,066.74/610,899,206.26 = 112,163,911.14/x
  3. Step 3: Cross multiply
    407,339,066.74x = 610,899,206.26 × 112,163,911.14
  4. Step 4: Simplify right side
    407,339,066.74x = 68,520,844,288,664,496
  5. Step 5: Solve for x
    x = 68,520,844,288,664,496/407,339,066.74
  6. Step 6: Final answer
    x = 168,215,744.29

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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.