Home / 163,900,512.72-226,179,975.54-89,559,440.10

Finding the Fourth Proportional to 163,900,512.72, 226,179,975.54 and 89,559,440.10

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Solution

The fourth proportional to 163,900,512.72, 226,179,975.54 and 89,559,440.10 is: 123,590,534.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,900,512.72 : 226,179,975.54 = 89,559,440.10 : x
  2. Step 2: Convert to fraction form
    163,900,512.72/226,179,975.54 = 89,559,440.10/x
  3. Step 3: Cross multiply
    163,900,512.72x = 226,179,975.54 × 89,559,440.10
  4. Step 4: Simplify right side
    163,900,512.72x = 20,256,551,971,194,092
  5. Step 5: Solve for x
    x = 20,256,551,971,194,092/163,900,512.72
  6. Step 6: Final answer
    x = 123,590,534.50

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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.