Home / 306,765,419.52-423,346,725.36-181,425,059.64

Finding the Fourth Proportional to 306,765,419.52, 423,346,725.36 and 181,425,059.64

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Solution

The fourth proportional to 306,765,419.52, 423,346,725.36 and 181,425,059.64 is: 250,372,760.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,765,419.52 : 423,346,725.36 = 181,425,059.64 : x
  2. Step 2: Convert to fraction form
    306,765,419.52/423,346,725.36 = 181,425,059.64/x
  3. Step 3: Cross multiply
    306,765,419.52x = 423,346,725.36 × 181,425,059.64
  4. Step 4: Simplify right side
    306,765,419.52x = 76,805,704,896,836,704
  5. Step 5: Solve for x
    x = 76,805,704,896,836,704/306,765,419.52
  6. Step 6: Final answer
    x = 250,372,760.45

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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.