Home / 400,169,530.28-552,291,949.32-230,590,776.35

Finding the Fourth Proportional to 400,169,530.28, 552,291,949.32 and 230,590,776.35

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Solution

The fourth proportional to 400,169,530.28, 552,291,949.32 and 230,590,776.35 is: 318,248,691.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,169,530.28 : 552,291,949.32 = 230,590,776.35 : x
  2. Step 2: Convert to fraction form
    400,169,530.28/552,291,949.32 = 230,590,776.35/x
  3. Step 3: Cross multiply
    400,169,530.28x = 552,291,949.32 × 230,590,776.35
  4. Step 4: Simplify right side
    400,169,530.28x = 127,353,429,365,553,664
  5. Step 5: Solve for x
    x = 127,353,429,365,553,664/400,169,530.28
  6. Step 6: Final answer
    x = 318,248,691.44

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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.