Home / 133,097,490.30-199,646,235.45-127,995,656.70

Finding the Fourth Proportional to 133,097,490.30, 199,646,235.45 and 127,995,656.70

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Solution

The fourth proportional to 133,097,490.30, 199,646,235.45 and 127,995,656.70 is: 191,993,485.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,097,490.30 : 199,646,235.45 = 127,995,656.70 : x
  2. Step 2: Convert to fraction form
    133,097,490.30/199,646,235.45 = 127,995,656.70/x
  3. Step 3: Cross multiply
    133,097,490.30x = 199,646,235.45 × 127,995,656.70
  4. Step 4: Simplify right side
    133,097,490.30x = 25,553,851,014,105,568
  5. Step 5: Solve for x
    x = 25,553,851,014,105,568/133,097,490.30
  6. Step 6: Final answer
    x = 191,993,485.05

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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.