Home / 65,664,067.60-98,496,101.40-64,768,272.40

Finding the Fourth Proportional to 65,664,067.60, 98,496,101.40 and 64,768,272.40

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Solution

The fourth proportional to 65,664,067.60, 98,496,101.40 and 64,768,272.40 is: 97,152,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,067.60 : 98,496,101.40 = 64,768,272.40 : x
  2. Step 2: Convert to fraction form
    65,664,067.60/98,496,101.40 = 64,768,272.40/x
  3. Step 3: Cross multiply
    65,664,067.60x = 98,496,101.40 × 64,768,272.40
  4. Step 4: Simplify right side
    65,664,067.60x = 6,379,422,325,813,222
  5. Step 5: Solve for x
    x = 6,379,422,325,813,222/65,664,067.60
  6. Step 6: Final answer
    x = 97,152,408.60

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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.