Home / 65,340,133.60-98,010,200.40-55,136,466.40

Finding the Fourth Proportional to 65,340,133.60, 98,010,200.40 and 55,136,466.40

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Solution

The fourth proportional to 65,340,133.60, 98,010,200.40 and 55,136,466.40 is: 82,704,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,340,133.60 : 98,010,200.40 = 55,136,466.40 : x
  2. Step 2: Convert to fraction form
    65,340,133.60/98,010,200.40 = 55,136,466.40/x
  3. Step 3: Cross multiply
    65,340,133.60x = 98,010,200.40 × 55,136,466.40
  4. Step 4: Simplify right side
    65,340,133.60x = 5,403,936,121,211,867
  5. Step 5: Solve for x
    x = 5,403,936,121,211,867/65,340,133.60
  6. Step 6: Final answer
    x = 82,704,699.60

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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.