Home / 65,202,136.20-97,866,189.90-39,692,968.20

Finding the Fourth Proportional to 65,202,136.20, 97,866,189.90 and 39,692,968.20

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Solution

The fourth proportional to 65,202,136.20, 97,866,189.90 and 39,692,968.20 is: 59,577,795.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,202,136.20 : 97,866,189.90 = 39,692,968.20 : x
  2. Step 2: Convert to fraction form
    65,202,136.20/97,866,189.90 = 39,692,968.20/x
  3. Step 3: Cross multiply
    65,202,136.20x = 97,866,189.90 × 39,692,968.20
  4. Step 4: Simplify right side
    65,202,136.20x = 3,884,599,563,555,861.50
  5. Step 5: Solve for x
    x = 3,884,599,563,555,861.50/65,202,136.20
  6. Step 6: Final answer
    x = 59,577,795.91

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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.