Home / 252,501,161.71-378,773,220.12-88,724,775.01

Finding the Fourth Proportional to 252,501,161.71, 378,773,220.12 and 88,724,775.01

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Solution

The fourth proportional to 252,501,161.71, 378,773,220.12 and 88,724,775.01 is: 133,094,709.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,501,161.71 : 378,773,220.12 = 88,724,775.01 : x
  2. Step 2: Convert to fraction form
    252,501,161.71/378,773,220.12 = 88,724,775.01/x
  3. Step 3: Cross multiply
    252,501,161.71x = 378,773,220.12 × 88,724,775.01
  4. Step 4: Simplify right side
    252,501,161.71x = 33,606,568,734,960,208
  5. Step 5: Solve for x
    x = 33,606,568,734,960,208/252,501,161.71
  6. Step 6: Final answer
    x = 133,094,709.38

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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.