Home / 354,322,906.60-531,484,359.90-163,219,930.60

Finding the Fourth Proportional to 354,322,906.60, 531,484,359.90 and 163,219,930.60

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Solution

The fourth proportional to 354,322,906.60, 531,484,359.90 and 163,219,930.60 is: 244,829,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,322,906.60 : 531,484,359.90 = 163,219,930.60 : x
  2. Step 2: Convert to fraction form
    354,322,906.60/531,484,359.90 = 163,219,930.60/x
  3. Step 3: Cross multiply
    354,322,906.60x = 531,484,359.90 × 163,219,930.60
  4. Step 4: Simplify right side
    354,322,906.60x = 86,748,840,337,863,408
  5. Step 5: Solve for x
    x = 86,748,840,337,863,408/354,322,906.60
  6. Step 6: Final answer
    x = 244,829,895.90

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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.