Home / 216,448,795.82-324,784,818.27-101,445,021.74

Finding the Fourth Proportional to 216,448,795.82, 324,784,818.27 and 101,445,021.74

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Solution

The fourth proportional to 216,448,795.82, 324,784,818.27 and 101,445,021.74 is: 152,219,848.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,448,795.82 : 324,784,818.27 = 101,445,021.74 : x
  2. Step 2: Convert to fraction form
    216,448,795.82/324,784,818.27 = 101,445,021.74/x
  3. Step 3: Cross multiply
    216,448,795.82x = 324,784,818.27 × 101,445,021.74
  4. Step 4: Simplify right side
    216,448,795.82x = 32,947,802,948,598,172
  5. Step 5: Solve for x
    x = 32,947,802,948,598,172/216,448,795.82
  6. Step 6: Final answer
    x = 152,219,848.69

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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.