Home / 133,060,502.70-199,619,784.45-75,580,310.70

Finding the Fourth Proportional to 133,060,502.70, 199,619,784.45 and 75,580,310.70

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Solution

The fourth proportional to 133,060,502.70, 199,619,784.45 and 75,580,310.70 is: 113,386,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,502.70 : 199,619,784.45 = 75,580,310.70 : x
  2. Step 2: Convert to fraction form
    133,060,502.70/199,619,784.45 = 75,580,310.70/x
  3. Step 3: Cross multiply
    133,060,502.70x = 199,619,784.45 × 75,580,310.70
  4. Step 4: Simplify right side
    133,060,502.70x = 15,087,325,330,598,028
  5. Step 5: Solve for x
    x = 15,087,325,330,598,028/133,060,502.70
  6. Step 6: Final answer
    x = 113,386,955.74

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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.