Home / 414,538,638.84-622,023,158.52-169,075,357.56

Finding the Fourth Proportional to 414,538,638.84, 622,023,158.52 and 169,075,357.56

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Solution

The fourth proportional to 414,538,638.84, 622,023,158.52 and 169,075,357.56 is: 253,700,808.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,538,638.84 : 622,023,158.52 = 169,075,357.56 : x
  2. Step 2: Convert to fraction form
    414,538,638.84/622,023,158.52 = 169,075,357.56/x
  3. Step 3: Cross multiply
    414,538,638.84x = 622,023,158.52 × 169,075,357.56
  4. Step 4: Simplify right side
    414,538,638.84x = 105,168,787,937,369,552
  5. Step 5: Solve for x
    x = 105,168,787,937,369,552/414,538,638.84
  6. Step 6: Final answer
    x = 253,700,808.76

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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.