Home / 266,795,551.80-368,189,368.38-147,718,143.36

Finding the Fourth Proportional to 266,795,551.80, 368,189,368.38 and 147,718,143.36

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Solution

The fourth proportional to 266,795,551.80, 368,189,368.38 and 147,718,143.36 is: 203,857,408.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,795,551.80 : 368,189,368.38 = 147,718,143.36 : x
  2. Step 2: Convert to fraction form
    266,795,551.80/368,189,368.38 = 147,718,143.36/x
  3. Step 3: Cross multiply
    266,795,551.80x = 368,189,368.38 × 147,718,143.36
  4. Step 4: Simplify right side
    266,795,551.80x = 54,388,249,901,984,696
  5. Step 5: Solve for x
    x = 54,388,249,901,984,696/266,795,551.80
  6. Step 6: Final answer
    x = 203,857,408.92

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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.