Home / 95,699,097.80-143,548,646.70-90,660,249.80

Finding the Fourth Proportional to 95,699,097.80, 143,548,646.70 and 90,660,249.80

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Solution

The fourth proportional to 95,699,097.80, 143,548,646.70 and 90,660,249.80 is: 135,990,374.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,699,097.80 : 143,548,646.70 = 90,660,249.80 : x
  2. Step 2: Convert to fraction form
    95,699,097.80/143,548,646.70 = 90,660,249.80/x
  3. Step 3: Cross multiply
    95,699,097.80x = 143,548,646.70 × 90,660,249.80
  4. Step 4: Simplify right side
    95,699,097.80x = 13,014,156,168,273,944
  5. Step 5: Solve for x
    x = 13,014,156,168,273,944/95,699,097.80
  6. Step 6: Final answer
    x = 135,990,374.70

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Similar ratio
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1.5x scale

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.