Home / 302,702,416.22-417,729,318.27-163,473,164.48

Finding the Fourth Proportional to 302,702,416.22, 417,729,318.27 and 163,473,164.48

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Solution

The fourth proportional to 302,702,416.22, 417,729,318.27 and 163,473,164.48 is: 225,592,958.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,702,416.22 : 417,729,318.27 = 163,473,164.48 : x
  2. Step 2: Convert to fraction form
    302,702,416.22/417,729,318.27 = 163,473,164.48/x
  3. Step 3: Cross multiply
    302,702,416.22x = 417,729,318.27 × 163,473,164.48
  4. Step 4: Simplify right side
    302,702,416.22x = 68,287,533,553,669,968
  5. Step 5: Solve for x
    x = 68,287,533,553,669,968/302,702,416.22
  6. Step 6: Final answer
    x = 225,592,958.28

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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.