Home / 29,068,623,335.86-40,122,163,937.01-18,932,609,239.46

Finding the Fourth Proportional to 29,068,623,335.86, 40,122,163,937.01 and 18,932,609,239.46

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Solution

The fourth proportional to 29,068,623,335.86, 40,122,163,937.01 and 18,932,609,239.46 is: 26,131,861,935.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,068,623,335.86 : 40,122,163,937.01 = 18,932,609,239.46 : x
  2. Step 2: Convert to fraction form
    29,068,623,335.86/40,122,163,937.01 = 18,932,609,239.46/x
  3. Step 3: Cross multiply
    29,068,623,335.86x = 40,122,163,937.01 × 18,932,609,239.46
  4. Step 4: Simplify right side
    29,068,623,335.86x = 759,617,251,660,940,967,936
  5. Step 5: Solve for x
    x = 759,617,251,660,940,967,936/29,068,623,335.86
  6. Step 6: Final answer
    x = 26,131,861,935.27

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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.