Home / 534,679,961.40-802,019,942.10-351,013,951.80

Finding the Fourth Proportional to 534,679,961.40, 802,019,942.10 and 351,013,951.80

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Solution

The fourth proportional to 534,679,961.40, 802,019,942.10 and 351,013,951.80 is: 526,520,927.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,679,961.40 : 802,019,942.10 = 351,013,951.80 : x
  2. Step 2: Convert to fraction form
    534,679,961.40/802,019,942.10 = 351,013,951.80/x
  3. Step 3: Cross multiply
    534,679,961.40x = 802,019,942.10 × 351,013,951.80
  4. Step 4: Simplify right side
    534,679,961.40x = 281,520,189,298,928,224
  5. Step 5: Solve for x
    x = 281,520,189,298,928,224/534,679,961.40
  6. Step 6: Final answer
    x = 526,520,927.70

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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.