Home / 534,679,949.90-802,019,924.85-351,013,940.30

Finding the Fourth Proportional to 534,679,949.90, 802,019,924.85 and 351,013,940.30

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Solution

The fourth proportional to 534,679,949.90, 802,019,924.85 and 351,013,940.30 is: 526,520,910.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,679,949.90 : 802,019,924.85 = 351,013,940.30 : x
  2. Step 2: Convert to fraction form
    534,679,949.90/802,019,924.85 = 351,013,940.30/x
  3. Step 3: Cross multiply
    534,679,949.90x = 802,019,924.85 × 351,013,940.30
  4. Step 4: Simplify right side
    534,679,949.90x = 281,520,174,020,708,416
  5. Step 5: Solve for x
    x = 281,520,174,020,708,416/534,679,949.90
  6. Step 6: Final answer
    x = 526,520,910.45

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Double scale
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Similar ratio
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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.