Home / 492,641,201.10-679,846,658.49-266,580,185.91

Finding the Fourth Proportional to 492,641,201.10, 679,846,658.49 and 266,580,185.91

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Solution

The fourth proportional to 492,641,201.10, 679,846,658.49 and 266,580,185.91 is: 367,881,631.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,641,201.10 : 679,846,658.49 = 266,580,185.91 : x
  2. Step 2: Convert to fraction form
    492,641,201.10/679,846,658.49 = 266,580,185.91/x
  3. Step 3: Cross multiply
    492,641,201.10x = 679,846,658.49 × 266,580,185.91
  4. Step 4: Simplify right side
    492,641,201.10x = 181,233,648,610,556,480
  5. Step 5: Solve for x
    x = 181,233,648,610,556,480/492,641,201.10
  6. Step 6: Final answer
    x = 367,881,631.11

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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.