Home / 534,679,680.40-802,019,520.60-351,013,670.80

Finding the Fourth Proportional to 534,679,680.40, 802,019,520.60 and 351,013,670.80

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Solution

The fourth proportional to 534,679,680.40, 802,019,520.60 and 351,013,670.80 is: 526,520,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,679,680.40 : 802,019,520.60 = 351,013,670.80 : x
  2. Step 2: Convert to fraction form
    534,679,680.40/802,019,520.60 = 351,013,670.80/x
  3. Step 3: Cross multiply
    534,679,680.40x = 802,019,520.60 × 351,013,670.80
  4. Step 4: Simplify right side
    534,679,680.40x = 281,519,815,979,062,240
  5. Step 5: Solve for x
    x = 281,519,815,979,062,240/534,679,680.40
  6. Step 6: Final answer
    x = 526,520,506.20

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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.