Home / 912,200,932.27-1,368,163,146.16-248,266,689.58

Finding the Fourth Proportional to 912,200,932.27, 1,368,163,146.16 and 248,266,689.58

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Solution

The fourth proportional to 912,200,932.27, 1,368,163,146.16 and 248,266,689.58 is: 372,362,407.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,200,932.27 : 1,368,163,146.16 = 248,266,689.58 : x
  2. Step 2: Convert to fraction form
    912,200,932.27/1,368,163,146.16 = 248,266,689.58/x
  3. Step 3: Cross multiply
    912,200,932.27x = 1,368,163,146.16 × 248,266,689.58
  4. Step 4: Simplify right side
    912,200,932.27x = 339,669,335,102,500,928
  5. Step 5: Solve for x
    x = 339,669,335,102,500,928/912,200,932.27
  6. Step 6: Final answer
    x = 372,362,407.32

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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.