Home / 163,900,518.48-226,179,983.46-89,559,445.86

Finding the Fourth Proportional to 163,900,518.48, 226,179,983.46 and 89,559,445.86

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Solution

The fourth proportional to 163,900,518.48, 226,179,983.46 and 89,559,445.86 is: 123,590,542.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,900,518.48 : 226,179,983.46 = 89,559,445.86 : x
  2. Step 2: Convert to fraction form
    163,900,518.48/226,179,983.46 = 89,559,445.86/x
  3. Step 3: Cross multiply
    163,900,518.48x = 226,179,983.46 × 89,559,445.86
  4. Step 4: Simplify right side
    163,900,518.48x = 20,256,553,983,301,568
  5. Step 5: Solve for x
    x = 20,256,553,983,301,568/163,900,518.48
  6. Step 6: Final answer
    x = 123,590,542.43

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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.