Home / 770,131,929.60-1,155,073,939.20-224,745,638.40

Finding the Fourth Proportional to 770,131,929.60, 1,155,073,939.20 and 224,745,638.40

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Solution

The fourth proportional to 770,131,929.60, 1,155,073,939.20 and 224,745,638.40 is: 337,082,284.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,131,929.60 : 1,155,073,939.20 = 224,745,638.40 : x
  2. Step 2: Convert to fraction form
    770,131,929.60/1,155,073,939.20 = 224,745,638.40/x
  3. Step 3: Cross multiply
    770,131,929.60x = 1,155,073,939.20 × 224,745,638.40
  4. Step 4: Simplify right side
    770,131,929.60x = 259,597,829,864,706,816
  5. Step 5: Solve for x
    x = 259,597,829,864,706,816/770,131,929.60
  6. Step 6: Final answer
    x = 337,082,284.07

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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.