Home / 770,318,414.30-1,154,758,772.54-303,983,699.94

Finding the Fourth Proportional to 770,318,414.30, 1,154,758,772.54 and 303,983,699.94

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Solution

The fourth proportional to 770,318,414.30, 1,154,758,772.54 and 303,983,699.94 is: 455,691,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,318,414.30 : 1,154,758,772.54 = 303,983,699.94 : x
  2. Step 2: Convert to fraction form
    770,318,414.30/1,154,758,772.54 = 303,983,699.94/x
  3. Step 3: Cross multiply
    770,318,414.30x = 1,154,758,772.54 × 303,983,699.94
  4. Step 4: Simplify right side
    770,318,414.30x = 351,027,844,215,642,048
  5. Step 5: Solve for x
    x = 351,027,844,215,642,048/770,318,414.30
  6. Step 6: Final answer
    x = 455,691,877.15

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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.