Home / 157,816,437,832.30-236,724,652,173.67-72,801,079,037.87

Finding the Fourth Proportional to 157,816,437,832.30, 236,724,652,173.67 and 72,801,079,037.87

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Solution

The fourth proportional to 157,816,437,832.30, 236,724,652,173.67 and 72,801,079,037.87 is: 109,201,616,446.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,816,437,832.30 : 236,724,652,173.67 = 72,801,079,037.87 : x
  2. Step 2: Convert to fraction form
    157,816,437,832.30/236,724,652,173.67 = 72,801,079,037.87/x
  3. Step 3: Cross multiply
    157,816,437,832.30x = 236,724,652,173.67 × 72,801,079,037.87
  4. Step 4: Simplify right side
    157,816,437,832.30x = 17,233,810,113,106,452,414,464
  5. Step 5: Solve for x
    x = 17,233,810,113,106,452,414,464/157,816,437,832.30
  6. Step 6: Final answer
    x = 109,201,616,446.44

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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.