Home / 531,444,115.20-797,166,172.80-298,991,821.80

Finding the Fourth Proportional to 531,444,115.20, 797,166,172.80 and 298,991,821.80

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Solution

The fourth proportional to 531,444,115.20, 797,166,172.80 and 298,991,821.80 is: 448,487,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,444,115.20 : 797,166,172.80 = 298,991,821.80 : x
  2. Step 2: Convert to fraction form
    531,444,115.20/797,166,172.80 = 298,991,821.80/x
  3. Step 3: Cross multiply
    531,444,115.20x = 797,166,172.80 × 298,991,821.80
  4. Step 4: Simplify right side
    531,444,115.20x = 238,346,166,282,805,600
  5. Step 5: Solve for x
    x = 238,346,166,282,805,600/531,444,115.20
  6. Step 6: Final answer
    x = 448,487,732.70

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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.