Home / 400,254,030.58-552,356,202.39-230,614,513.37

Finding the Fourth Proportional to 400,254,030.58, 552,356,202.39 and 230,614,513.37

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Solution

The fourth proportional to 400,254,030.58, 552,356,202.39 and 230,614,513.37 is: 318,251,278.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,254,030.58 : 552,356,202.39 = 230,614,513.37 : x
  2. Step 2: Convert to fraction form
    400,254,030.58/552,356,202.39 = 230,614,513.37/x
  3. Step 3: Cross multiply
    400,254,030.58x = 552,356,202.39 × 230,614,513.37
  4. Step 4: Simplify right side
    400,254,030.58x = 127,381,356,821,071,088
  5. Step 5: Solve for x
    x = 127,381,356,821,071,088/400,254,030.58
  6. Step 6: Final answer
    x = 318,251,278.16

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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.