Home / 263,136,231,794.47-363,130,131,983.40-145,815,835,451.36

Finding the Fourth Proportional to 263,136,231,794.47, 363,130,131,983.40 and 145,815,835,451.36

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Solution

The fourth proportional to 263,136,231,794.47, 363,130,131,983.40 and 145,815,835,451.36 is: 201,227,034,421.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,136,231,794.47 : 363,130,131,983.40 = 145,815,835,451.36 : x
  2. Step 2: Convert to fraction form
    263,136,231,794.47/363,130,131,983.40 = 145,815,835,451.36/x
  3. Step 3: Cross multiply
    263,136,231,794.47x = 363,130,131,983.40 × 145,815,835,451.36
  4. Step 4: Simplify right side
    263,136,231,794.47x = 52,950,123,572,722,095,095,808
  5. Step 5: Solve for x
    x = 52,950,123,572,722,095,095,808/263,136,231,794.47
  6. Step 6: Final answer
    x = 201,227,034,421.02

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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.