Home / 194,153,484.12-291,231,314.90-64,760,739.02

Finding the Fourth Proportional to 194,153,484.12, 291,231,314.90 and 64,760,739.02

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Solution

The fourth proportional to 194,153,484.12, 291,231,314.90 and 64,760,739.02 is: 97,141,471.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,153,484.12 : 291,231,314.90 = 64,760,739.02 : x
  2. Step 2: Convert to fraction form
    194,153,484.12/291,231,314.90 = 64,760,739.02/x
  3. Step 3: Cross multiply
    194,153,484.12x = 291,231,314.90 × 64,760,739.02
  4. Step 4: Simplify right side
    194,153,484.12x = 18,860,355,178,690,336
  5. Step 5: Solve for x
    x = 18,860,355,178,690,336/194,153,484.12
  6. Step 6: Final answer
    x = 97,141,471.68

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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.