Home / 88,125,130,202.78-121,613,091,513.34-50,065,425,639.34

Finding the Fourth Proportional to 88,125,130,202.78, 121,613,091,513.34 and 50,065,425,639.34

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Solution

The fourth proportional to 88,125,130,202.78, 121,613,091,513.34 and 50,065,425,639.34 is: 69,090,521,352.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,125,130,202.78 : 121,613,091,513.34 = 50,065,425,639.34 : x
  2. Step 2: Convert to fraction form
    88,125,130,202.78/121,613,091,513.34 = 50,065,425,639.34/x
  3. Step 3: Cross multiply
    88,125,130,202.78x = 121,613,091,513.34 × 50,065,425,639.34
  4. Step 4: Simplify right side
    88,125,130,202.78x = 6,088,611,189,930,765,320,192
  5. Step 5: Solve for x
    x = 6,088,611,189,930,765,320,192/88,125,130,202.78
  6. Step 6: Final answer
    x = 69,090,521,352.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.