Home / 298,145,434.66-447,422,434.95-104,056,849.79

Finding the Fourth Proportional to 298,145,434.66, 447,422,434.95 and 104,056,849.79

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Solution

The fourth proportional to 298,145,434.66, 447,422,434.95 and 104,056,849.79 is: 156,156,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,145,434.66 : 447,422,434.95 = 104,056,849.79 : x
  2. Step 2: Convert to fraction form
    298,145,434.66/447,422,434.95 = 104,056,849.79/x
  3. Step 3: Cross multiply
    298,145,434.66x = 447,422,434.95 × 104,056,849.79
  4. Step 4: Simplify right side
    298,145,434.66x = 46,557,369,106,099,128
  5. Step 5: Solve for x
    x = 46,557,369,106,099,128/298,145,434.66
  6. Step 6: Final answer
    x = 156,156,572.24

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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.