Home / 135,636,006.83-203,463,816.11-56,773,199.34

Finding the Fourth Proportional to 135,636,006.83, 203,463,816.11 and 56,773,199.34

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Solution

The fourth proportional to 135,636,006.83, 203,463,816.11 and 56,773,199.34 is: 85,163,903.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,636,006.83 : 203,463,816.11 = 56,773,199.34 : x
  2. Step 2: Convert to fraction form
    135,636,006.83/203,463,816.11 = 56,773,199.34/x
  3. Step 3: Cross multiply
    135,636,006.83x = 203,463,816.11 × 56,773,199.34
  4. Step 4: Simplify right side
    135,636,006.83x = 11,551,291,789,981,474
  5. Step 5: Solve for x
    x = 11,551,291,789,981,474/135,636,006.83
  6. Step 6: Final answer
    x = 85,163,903.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.