Home / 543,106,211.40-814,659,317.10-198,071,094.60

Finding the Fourth Proportional to 543,106,211.40, 814,659,317.10 and 198,071,094.60

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Solution

The fourth proportional to 543,106,211.40, 814,659,317.10 and 198,071,094.60 is: 297,106,641.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,106,211.40 : 814,659,317.10 = 198,071,094.60 : x
  2. Step 2: Convert to fraction form
    543,106,211.40/814,659,317.10 = 198,071,094.60/x
  3. Step 3: Cross multiply
    543,106,211.40x = 814,659,317.10 × 198,071,094.60
  4. Step 4: Simplify right side
    543,106,211.40x = 161,360,462,664,085,504
  5. Step 5: Solve for x
    x = 161,360,462,664,085,504/543,106,211.40
  6. Step 6: Final answer
    x = 297,106,641.90

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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.