Home / 306,765,365.68-423,346,651.10-181,425,005.83

Finding the Fourth Proportional to 306,765,365.68, 423,346,651.10 and 181,425,005.83

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Solution

The fourth proportional to 306,765,365.68, 423,346,651.10 and 181,425,005.83 is: 250,372,686.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,765,365.68 : 423,346,651.10 = 181,425,005.83 : x
  2. Step 2: Convert to fraction form
    306,765,365.68/423,346,651.10 = 181,425,005.83/x
  3. Step 3: Cross multiply
    306,765,365.68x = 423,346,651.10 × 181,425,005.83
  4. Step 4: Simplify right side
    306,765,365.68x = 76,805,668,643,928,480
  5. Step 5: Solve for x
    x = 76,805,668,643,928,480/306,765,365.68
  6. Step 6: Final answer
    x = 250,372,686.22

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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.