Home / 539,397,623.40-809,096,435.10-376,138,948.20

Finding the Fourth Proportional to 539,397,623.40, 809,096,435.10 and 376,138,948.20

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Solution

The fourth proportional to 539,397,623.40, 809,096,435.10 and 376,138,948.20 is: 564,208,422.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,397,623.40 : 809,096,435.10 = 376,138,948.20 : x
  2. Step 2: Convert to fraction form
    539,397,623.40/809,096,435.10 = 376,138,948.20/x
  3. Step 3: Cross multiply
    539,397,623.40x = 809,096,435.10 × 376,138,948.20
  4. Step 4: Simplify right side
    539,397,623.40x = 304,332,682,090,883,584
  5. Step 5: Solve for x
    x = 304,332,682,090,883,584/539,397,623.40
  6. Step 6: Final answer
    x = 564,208,422.30

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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.