Home / 260,991,164.70-391,242,152.94-88,347,168.54

Finding the Fourth Proportional to 260,991,164.70, 391,242,152.94 and 88,347,168.54

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Solution

The fourth proportional to 260,991,164.70, 391,242,152.94 and 88,347,168.54 is: 132,437,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,991,164.70 : 391,242,152.94 = 88,347,168.54 : x
  2. Step 2: Convert to fraction form
    260,991,164.70/391,242,152.94 = 88,347,168.54/x
  3. Step 3: Cross multiply
    260,991,164.70x = 391,242,152.94 × 88,347,168.54
  4. Step 4: Simplify right side
    260,991,164.70x = 34,565,136,425,742,640
  5. Step 5: Solve for x
    x = 34,565,136,425,742,640/260,991,164.70
  6. Step 6: Final answer
    x = 132,437,956.15

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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.