Home / 194,153,520.86-291,231,370.07-64,760,775.76

Finding the Fourth Proportional to 194,153,520.86, 291,231,370.07 and 64,760,775.76

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Solution

The fourth proportional to 194,153,520.86, 291,231,370.07 and 64,760,775.76 is: 97,141,526.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,153,520.86 : 291,231,370.07 = 64,760,775.76 : x
  2. Step 2: Convert to fraction form
    194,153,520.86/291,231,370.07 = 64,760,775.76/x
  3. Step 3: Cross multiply
    194,153,520.86x = 291,231,370.07 × 64,760,775.76
  4. Step 4: Simplify right side
    194,153,520.86x = 18,860,369,451,380,844
  5. Step 5: Solve for x
    x = 18,860,369,451,380,844/194,153,520.86
  6. Step 6: Final answer
    x = 97,141,526.81

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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.