Home / 106,286,749.20-159,430,123.80-97,216,822.80

Finding the Fourth Proportional to 106,286,749.20, 159,430,123.80 and 97,216,822.80

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Solution

The fourth proportional to 106,286,749.20, 159,430,123.80 and 97,216,822.80 is: 145,825,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,286,749.20 : 159,430,123.80 = 97,216,822.80 : x
  2. Step 2: Convert to fraction form
    106,286,749.20/159,430,123.80 = 97,216,822.80/x
  3. Step 3: Cross multiply
    106,286,749.20x = 159,430,123.80 × 97,216,822.80
  4. Step 4: Simplify right side
    106,286,749.20x = 15,499,290,094,446,664
  5. Step 5: Solve for x
    x = 15,499,290,094,446,664/106,286,749.20
  6. Step 6: Final answer
    x = 145,825,234.20

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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.