Home / 214,709,096.20-322,063,644.30-99,655,400.20

Finding the Fourth Proportional to 214,709,096.20, 322,063,644.30 and 99,655,400.20

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Solution

The fourth proportional to 214,709,096.20, 322,063,644.30 and 99,655,400.20 is: 149,483,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,709,096.20 : 322,063,644.30 = 99,655,400.20 : x
  2. Step 2: Convert to fraction form
    214,709,096.20/322,063,644.30 = 99,655,400.20/x
  3. Step 3: Cross multiply
    214,709,096.20x = 322,063,644.30 × 99,655,400.20
  4. Step 4: Simplify right side
    214,709,096.20x = 32,095,381,362,586,952
  5. Step 5: Solve for x
    x = 32,095,381,362,586,952/214,709,096.20
  6. Step 6: Final answer
    x = 149,483,100.30

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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.