Home / 55,403,999.10-83,105,998.65-25,170,911.10

Finding the Fourth Proportional to 55,403,999.10, 83,105,998.65 and 25,170,911.10

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Solution

The fourth proportional to 55,403,999.10, 83,105,998.65 and 25,170,911.10 is: 37,756,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,403,999.10 : 83,105,998.65 = 25,170,911.10 : x
  2. Step 2: Convert to fraction form
    55,403,999.10/83,105,998.65 = 25,170,911.10/x
  3. Step 3: Cross multiply
    55,403,999.10x = 83,105,998.65 × 25,170,911.10
  4. Step 4: Simplify right side
    55,403,999.10x = 2,091,853,703,895,870.25
  5. Step 5: Solve for x
    x = 2,091,853,703,895,870.25/55,403,999.10
  6. Step 6: Final answer
    x = 37,756,366.65

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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.