Home / 132,864,040.80-199,296,061.20-42,015,477.60

Finding the Fourth Proportional to 132,864,040.80, 199,296,061.20 and 42,015,477.60

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Solution

The fourth proportional to 132,864,040.80, 199,296,061.20 and 42,015,477.60 is: 63,023,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,864,040.80 : 199,296,061.20 = 42,015,477.60 : x
  2. Step 2: Convert to fraction form
    132,864,040.80/199,296,061.20 = 42,015,477.60/x
  3. Step 3: Cross multiply
    132,864,040.80x = 199,296,061.20 × 42,015,477.60
  4. Step 4: Simplify right side
    132,864,040.80x = 8,373,519,195,116,829
  5. Step 5: Solve for x
    x = 8,373,519,195,116,829/132,864,040.80
  6. Step 6: Final answer
    x = 63,023,216.40

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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.