Home / 302,521,934.21-417,501,648.96-168,568,742.57

Finding the Fourth Proportional to 302,521,934.21, 417,501,648.96 and 168,568,742.57

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Solution

The fourth proportional to 302,521,934.21, 417,501,648.96 and 168,568,742.57 is: 232,636,777.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,521,934.21 : 417,501,648.96 = 168,568,742.57 : x
  2. Step 2: Convert to fraction form
    302,521,934.21/417,501,648.96 = 168,568,742.57/x
  3. Step 3: Cross multiply
    302,521,934.21x = 417,501,648.96 × 168,568,742.57
  4. Step 4: Simplify right side
    302,521,934.21x = 70,377,727,984,001,232
  5. Step 5: Solve for x
    x = 70,377,727,984,001,232/302,521,934.21
  6. Step 6: Final answer
    x = 232,636,777.79

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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.