Home / 304,202,031.53-456,239,194.74-85,801,298.90

Finding the Fourth Proportional to 304,202,031.53, 456,239,194.74 and 85,801,298.90

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Solution

The fourth proportional to 304,202,031.53, 456,239,194.74 and 85,801,298.90 is: 128,683,938.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,202,031.53 : 456,239,194.74 = 85,801,298.90 : x
  2. Step 2: Convert to fraction form
    304,202,031.53/456,239,194.74 = 85,801,298.90/x
  3. Step 3: Cross multiply
    304,202,031.53x = 456,239,194.74 × 85,801,298.90
  4. Step 4: Simplify right side
    304,202,031.53x = 39,145,915,515,500,848
  5. Step 5: Solve for x
    x = 39,145,915,515,500,848/304,202,031.53
  6. Step 6: Final answer
    x = 128,683,938.50

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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.