Home / 275,531,798.72-380,233,903.01-151,772,475.84

Finding the Fourth Proportional to 275,531,798.72, 380,233,903.01 and 151,772,475.84

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Solution

The fourth proportional to 275,531,798.72, 380,233,903.01 and 151,772,475.84 is: 209,446,028.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,531,798.72 : 380,233,903.01 = 151,772,475.84 : x
  2. Step 2: Convert to fraction form
    275,531,798.72/380,233,903.01 = 151,772,475.84/x
  3. Step 3: Cross multiply
    275,531,798.72x = 380,233,903.01 × 151,772,475.84
  4. Step 4: Simplify right side
    275,531,798.72x = 57,709,040,857,375,264
  5. Step 5: Solve for x
    x = 57,709,040,857,375,264/275,531,798.72
  6. Step 6: Final answer
    x = 209,446,028.10

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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.