Home / 769,823,989.20-1,154,735,983.80-224,565,523.20

Finding the Fourth Proportional to 769,823,989.20, 1,154,735,983.80 and 224,565,523.20

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Solution

The fourth proportional to 769,823,989.20, 1,154,735,983.80 and 224,565,523.20 is: 336,848,284.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,823,989.20 : 1,154,735,983.80 = 224,565,523.20 : x
  2. Step 2: Convert to fraction form
    769,823,989.20/1,154,735,983.80 = 224,565,523.20/x
  3. Step 3: Cross multiply
    769,823,989.20x = 1,154,735,983.80 × 224,565,523.20
  4. Step 4: Simplify right side
    769,823,989.20x = 259,313,890,359,913,696
  5. Step 5: Solve for x
    x = 259,313,890,359,913,696/769,823,989.20
  6. Step 6: Final answer
    x = 336,848,284.80

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1.5x scale

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.