Home / 65,554,628.40-98,345,064.60-19,496,408.40

Finding the Fourth Proportional to 65,554,628.40, 98,345,064.60 and 19,496,408.40

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Solution

The fourth proportional to 65,554,628.40, 98,345,064.60 and 19,496,408.40 is: 29,248,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,554,628.40 : 98,345,064.60 = 19,496,408.40 : x
  2. Step 2: Convert to fraction form
    65,554,628.40/98,345,064.60 = 19,496,408.40/x
  3. Step 3: Cross multiply
    65,554,628.40x = 98,345,064.60 × 19,496,408.40
  4. Step 4: Simplify right side
    65,554,628.40x = 1,917,375,543,565,982.50
  5. Step 5: Solve for x
    x = 1,917,375,543,565,982.50/65,554,628.40
  6. Step 6: Final answer
    x = 29,248,515.18

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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.