Home / 451,496,875.96-677,172,822.18-123,895,881.64

Finding the Fourth Proportional to 451,496,875.96, 677,172,822.18 and 123,895,881.64

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Solution

The fourth proportional to 451,496,875.96, 677,172,822.18 and 123,895,881.64 is: 185,823,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,496,875.96 : 677,172,822.18 = 123,895,881.64 : x
  2. Step 2: Convert to fraction form
    451,496,875.96/677,172,822.18 = 123,895,881.64/x
  3. Step 3: Cross multiply
    451,496,875.96x = 677,172,822.18 × 123,895,881.64
  4. Step 4: Simplify right side
    451,496,875.96x = 83,898,923,826,638,048
  5. Step 5: Solve for x
    x = 83,898,923,826,638,048/451,496,875.96
  6. Step 6: Final answer
    x = 185,823,929.90

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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.