Home / 263,136,231,787.17-363,130,131,973.28-145,815,835,444.04

Finding the Fourth Proportional to 263,136,231,787.17, 363,130,131,973.28 and 145,815,835,444.04

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Solution

The fourth proportional to 263,136,231,787.17, 363,130,131,973.28 and 145,815,835,444.04 is: 201,227,034,410.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,136,231,787.17 : 363,130,131,973.28 = 145,815,835,444.04 : x
  2. Step 2: Convert to fraction form
    263,136,231,787.17/363,130,131,973.28 = 145,815,835,444.04/x
  3. Step 3: Cross multiply
    263,136,231,787.17x = 363,130,131,973.28 × 145,815,835,444.04
  4. Step 4: Simplify right side
    263,136,231,787.17x = 52,950,123,568,588,331,679,744
  5. Step 5: Solve for x
    x = 52,950,123,568,588,331,679,744/263,136,231,787.17
  6. Step 6: Final answer
    x = 201,227,034,410.89

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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.