Home / 414,538,643.34-622,023,165.27-169,075,362.06

Finding the Fourth Proportional to 414,538,643.34, 622,023,165.27 and 169,075,362.06

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Solution

The fourth proportional to 414,538,643.34, 622,023,165.27 and 169,075,362.06 is: 253,700,815.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,538,643.34 : 622,023,165.27 = 169,075,362.06 : x
  2. Step 2: Convert to fraction form
    414,538,643.34/622,023,165.27 = 169,075,362.06/x
  3. Step 3: Cross multiply
    414,538,643.34x = 622,023,165.27 × 169,075,362.06
  4. Step 4: Simplify right side
    414,538,643.34x = 105,168,791,877,732,464
  5. Step 5: Solve for x
    x = 105,168,791,877,732,464/414,538,643.34
  6. Step 6: Final answer
    x = 253,700,815.51

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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.