Home / 65,664,019.60-98,496,029.40-39,797,933.20

Finding the Fourth Proportional to 65,664,019.60, 98,496,029.40 and 39,797,933.20

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Solution

The fourth proportional to 65,664,019.60, 98,496,029.40 and 39,797,933.20 is: 59,696,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,019.60 : 98,496,029.40 = 39,797,933.20 : x
  2. Step 2: Convert to fraction form
    65,664,019.60/98,496,029.40 = 39,797,933.20/x
  3. Step 3: Cross multiply
    65,664,019.60x = 98,496,029.40 × 39,797,933.20
  4. Step 4: Simplify right side
    65,664,019.60x = 3,919,938,398,526,436.50
  5. Step 5: Solve for x
    x = 3,919,938,398,526,436.50/65,664,019.60
  6. Step 6: Final answer
    x = 59,696,899.80

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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.