Home / 75,287,256,891.46-103,898,277,621.29-40,994,843,418.17

Finding the Fourth Proportional to 75,287,256,891.46, 103,898,277,621.29 and 40,994,843,418.17

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Solution

The fourth proportional to 75,287,256,891.46, 103,898,277,621.29 and 40,994,843,418.17 is: 56,573,898,404.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,287,256,891.46 : 103,898,277,621.29 = 40,994,843,418.17 : x
  2. Step 2: Convert to fraction form
    75,287,256,891.46/103,898,277,621.29 = 40,994,843,418.17/x
  3. Step 3: Cross multiply
    75,287,256,891.46x = 103,898,277,621.29 × 40,994,843,418.17
  4. Step 4: Simplify right side
    75,287,256,891.46x = 4,259,293,622,501,820,071,936
  5. Step 5: Solve for x
    x = 4,259,293,622,501,820,071,936/75,287,256,891.46
  6. Step 6: Final answer
    x = 56,573,898,404.11

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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.