Home / 29,068,623,341.31-40,122,163,944.51-18,932,609,244.90

Finding the Fourth Proportional to 29,068,623,341.31, 40,122,163,944.51 and 18,932,609,244.90

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Solution

The fourth proportional to 29,068,623,341.31, 40,122,163,944.51 and 18,932,609,244.90 is: 26,131,861,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,068,623,341.31 : 40,122,163,944.51 = 18,932,609,244.90 : x
  2. Step 2: Convert to fraction form
    29,068,623,341.31/40,122,163,944.51 = 18,932,609,244.90/x
  3. Step 3: Cross multiply
    29,068,623,341.31x = 40,122,163,944.51 × 18,932,609,244.90
  4. Step 4: Simplify right side
    29,068,623,341.31x = 759,617,252,021,223,555,072
  5. Step 5: Solve for x
    x = 759,617,252,021,223,555,072/29,068,623,341.31
  6. Step 6: Final answer
    x = 26,131,861,942.76

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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.