Home / 492,641,176.61-679,846,624.79-266,580,161.41

Finding the Fourth Proportional to 492,641,176.61, 679,846,624.79 and 266,580,161.41

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Solution

The fourth proportional to 492,641,176.61, 679,846,624.79 and 266,580,161.41 is: 367,881,597.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,641,176.61 : 679,846,624.79 = 266,580,161.41 : x
  2. Step 2: Convert to fraction form
    492,641,176.61/679,846,624.79 = 266,580,161.41/x
  3. Step 3: Cross multiply
    492,641,176.61x = 679,846,624.79 × 266,580,161.41
  4. Step 4: Simplify right side
    492,641,176.61x = 181,233,622,970,561,888
  5. Step 5: Solve for x
    x = 181,233,622,970,561,888/492,641,176.61
  6. Step 6: Final answer
    x = 367,881,597.35

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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.