Home / 296,470,076.74-408,890,148.26-260,629,885.87

Finding the Fourth Proportional to 296,470,076.74, 408,890,148.26 and 260,629,885.87

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Solution

The fourth proportional to 296,470,076.74, 408,890,148.26 and 260,629,885.87 is: 359,459,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,470,076.74 : 408,890,148.26 = 260,629,885.87 : x
  2. Step 2: Convert to fraction form
    296,470,076.74/408,890,148.26 = 260,629,885.87/x
  3. Step 3: Cross multiply
    296,470,076.74x = 408,890,148.26 × 260,629,885.87
  4. Step 4: Simplify right side
    296,470,076.74x = 106,568,992,671,023,584
  5. Step 5: Solve for x
    x = 106,568,992,671,023,584/296,470,076.74
  6. Step 6: Final answer
    x = 359,459,524.03

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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.