Home / 75,167,694,128.02-103,731,957,520.68-40,873,154,939.94

Finding the Fourth Proportional to 75,167,694,128.02, 103,731,957,520.68 and 40,873,154,939.94

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Solution

The fourth proportional to 75,167,694,128.02, 103,731,957,520.68 and 40,873,154,939.94 is: 56,405,247,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,167,694,128.02 : 103,731,957,520.68 = 40,873,154,939.94 : x
  2. Step 2: Convert to fraction form
    75,167,694,128.02/103,731,957,520.68 = 40,873,154,939.94/x
  3. Step 3: Cross multiply
    75,167,694,128.02x = 103,731,957,520.68 × 40,873,154,939.94
  4. Step 4: Simplify right side
    75,167,694,128.02x = 4,239,852,371,966,028,152,832
  5. Step 5: Solve for x
    x = 4,239,852,371,966,028,152,832/75,167,694,128.02
  6. Step 6: Final answer
    x = 56,405,247,242.85

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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.