Home / 134,529,704.25-185,650,990.77-72,650,037.34

Finding the Fourth Proportional to 134,529,704.25, 185,650,990.77 and 72,650,037.34

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Solution

The fourth proportional to 134,529,704.25, 185,650,990.77 and 72,650,037.34 is: 100,257,050.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,529,704.25 : 185,650,990.77 = 72,650,037.34 : x
  2. Step 2: Convert to fraction form
    134,529,704.25/185,650,990.77 = 72,650,037.34/x
  3. Step 3: Cross multiply
    134,529,704.25x = 185,650,990.77 × 72,650,037.34
  4. Step 4: Simplify right side
    134,529,704.25x = 13,487,551,411,648,496
  5. Step 5: Solve for x
    x = 13,487,551,411,648,496/134,529,704.25
  6. Step 6: Final answer
    x = 100,257,050.94

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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.