Home / 531,444,099.70-797,166,149.55-298,991,806.30

Finding the Fourth Proportional to 531,444,099.70, 797,166,149.55 and 298,991,806.30

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Solution

The fourth proportional to 531,444,099.70, 797,166,149.55 and 298,991,806.30 is: 448,487,709.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,444,099.70 : 797,166,149.55 = 298,991,806.30 : x
  2. Step 2: Convert to fraction form
    531,444,099.70/797,166,149.55 = 298,991,806.30/x
  3. Step 3: Cross multiply
    531,444,099.70x = 797,166,149.55 × 298,991,806.30
  4. Step 4: Simplify right side
    531,444,099.70x = 238,346,146,975,170,432
  5. Step 5: Solve for x
    x = 238,346,146,975,170,432/531,444,099.70
  6. Step 6: Final answer
    x = 448,487,709.45

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Similar ratio
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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.