Home / 55,427,327,999.20-83,140,991,998.80-49,816,066,866.40

Finding the Fourth Proportional to 55,427,327,999.20, 83,140,991,998.80 and 49,816,066,866.40

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Solution

The fourth proportional to 55,427,327,999.20, 83,140,991,998.80 and 49,816,066,866.40 is: 74,724,100,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,427,327,999.20 : 83,140,991,998.80 = 49,816,066,866.40 : x
  2. Step 2: Convert to fraction form
    55,427,327,999.20/83,140,991,998.80 = 49,816,066,866.40/x
  3. Step 3: Cross multiply
    55,427,327,999.20x = 83,140,991,998.80 × 49,816,066,866.40
  4. Step 4: Simplify right side
    55,427,327,999.20x = 4,141,757,216,751,048,720,384
  5. Step 5: Solve for x
    x = 4,141,757,216,751,048,720,384/55,427,327,999.20
  6. Step 6: Final answer
    x = 74,724,100,299.60

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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.