Home / 426,026,820.47-587,872,205.13-247,375,787.08

Finding the Fourth Proportional to 426,026,820.47, 587,872,205.13 and 247,375,787.08

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Solution

The fourth proportional to 426,026,820.47, 587,872,205.13 and 247,375,787.08 is: 341,352,568.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,026,820.47 : 587,872,205.13 = 247,375,787.08 : x
  2. Step 2: Convert to fraction form
    426,026,820.47/587,872,205.13 = 247,375,787.08/x
  3. Step 3: Cross multiply
    426,026,820.47x = 587,872,205.13 × 247,375,787.08
  4. Step 4: Simplify right side
    426,026,820.47x = 145,425,349,446,296,160
  5. Step 5: Solve for x
    x = 145,425,349,446,296,160/426,026,820.47
  6. Step 6: Final answer
    x = 341,352,568.57

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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.