Home / 387,910,493.10-544,435,179.30-387,910,493.10

Finding the Fourth Proportional to 387,910,493.10, 544,435,179.30 and 387,910,493.10

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Solution

The fourth proportional to 387,910,493.10, 544,435,179.30 and 387,910,493.10 is: 544,435,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,910,493.10 : 544,435,179.30 = 387,910,493.10 : x
  2. Step 2: Convert to fraction form
    387,910,493.10/544,435,179.30 = 387,910,493.10/x
  3. Step 3: Cross multiply
    387,910,493.10x = 544,435,179.30 × 387,910,493.10
  4. Step 4: Simplify right side
    387,910,493.10x = 211,192,118,863,249,920
  5. Step 5: Solve for x
    x = 211,192,118,863,249,920/387,910,493.10
  6. Step 6: Final answer
    x = 544,435,179.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.