Home / 331,152,039.60-496,728,059.40-113,048,653.20

Finding the Fourth Proportional to 331,152,039.60, 496,728,059.40 and 113,048,653.20

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Solution

The fourth proportional to 331,152,039.60, 496,728,059.40 and 113,048,653.20 is: 169,572,979.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,152,039.60 : 496,728,059.40 = 113,048,653.20 : x
  2. Step 2: Convert to fraction form
    331,152,039.60/496,728,059.40 = 113,048,653.20/x
  3. Step 3: Cross multiply
    331,152,039.60x = 496,728,059.40 × 113,048,653.20
  4. Step 4: Simplify right side
    331,152,039.60x = 56,154,438,121,819,600
  5. Step 5: Solve for x
    x = 56,154,438,121,819,600/331,152,039.60
  6. Step 6: Final answer
    x = 169,572,979.80

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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.