Home / 3,005,367,016.47-4,147,411,361.76-1,667,257,140.84

Finding the Fourth Proportional to 3,005,367,016.47, 4,147,411,361.76 and 1,667,257,140.84

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Solution

The fourth proportional to 3,005,367,016.47, 4,147,411,361.76 and 1,667,257,140.84 is: 2,300,817,561.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,367,016.47 : 4,147,411,361.76 = 1,667,257,140.84 : x
  2. Step 2: Convert to fraction form
    3,005,367,016.47/4,147,411,361.76 = 1,667,257,140.84/x
  3. Step 3: Cross multiply
    3,005,367,016.47x = 4,147,411,361.76 × 1,667,257,140.84
  4. Step 4: Simplify right side
    3,005,367,016.47x = 6,914,801,208,895,308,800
  5. Step 5: Solve for x
    x = 6,914,801,208,895,308,800/3,005,367,016.47
  6. Step 6: Final answer
    x = 2,300,817,561.05

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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.