Home / 201,011,010.90-301,516,516.35-132,136,257.30

Finding the Fourth Proportional to 201,011,010.90, 301,516,516.35 and 132,136,257.30

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Solution

The fourth proportional to 201,011,010.90, 301,516,516.35 and 132,136,257.30 is: 198,204,385.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,011,010.90 : 301,516,516.35 = 132,136,257.30 : x
  2. Step 2: Convert to fraction form
    201,011,010.90/301,516,516.35 = 132,136,257.30/x
  3. Step 3: Cross multiply
    201,011,010.90x = 301,516,516.35 × 132,136,257.30
  4. Step 4: Simplify right side
    201,011,010.90x = 39,841,263,984,623,256
  5. Step 5: Solve for x
    x = 39,841,263,984,623,256/201,011,010.90
  6. Step 6: Final answer
    x = 198,204,385.95

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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.