Home / 133,142,016.20-199,713,024.30-64,949,606.60

Finding the Fourth Proportional to 133,142,016.20, 199,713,024.30 and 64,949,606.60

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Solution

The fourth proportional to 133,142,016.20, 199,713,024.30 and 64,949,606.60 is: 97,424,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,142,016.20 : 199,713,024.30 = 64,949,606.60 : x
  2. Step 2: Convert to fraction form
    133,142,016.20/199,713,024.30 = 64,949,606.60/x
  3. Step 3: Cross multiply
    133,142,016.20x = 199,713,024.30 × 64,949,606.60
  4. Step 4: Simplify right side
    133,142,016.20x = 12,971,282,361,181,242
  5. Step 5: Solve for x
    x = 12,971,282,361,181,242/133,142,016.20
  6. Step 6: Final answer
    x = 97,424,409.90

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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.