Home / 400,291,921.99-552,118,085.94-367,358,530.51

Finding the Fourth Proportional to 400,291,921.99, 552,118,085.94 and 367,358,530.51

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Solution

The fourth proportional to 400,291,921.99, 552,118,085.94 and 367,358,530.51 is: 506,693,434.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,291,921.99 : 552,118,085.94 = 367,358,530.51 : x
  2. Step 2: Convert to fraction form
    400,291,921.99/552,118,085.94 = 367,358,530.51/x
  3. Step 3: Cross multiply
    400,291,921.99x = 552,118,085.94 × 367,358,530.51
  4. Step 4: Simplify right side
    400,291,921.99x = 202,825,288,718,912,320
  5. Step 5: Solve for x
    x = 202,825,288,718,912,320/400,291,921.99
  6. Step 6: Final answer
    x = 506,693,434.41

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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.