Home / 191,733,527.70-287,600,291.55-133,062,441.30

Finding the Fourth Proportional to 191,733,527.70, 287,600,291.55 and 133,062,441.30

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Solution

The fourth proportional to 191,733,527.70, 287,600,291.55 and 133,062,441.30 is: 199,593,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,733,527.70 : 287,600,291.55 = 133,062,441.30 : x
  2. Step 2: Convert to fraction form
    191,733,527.70/287,600,291.55 = 133,062,441.30/x
  3. Step 3: Cross multiply
    191,733,527.70x = 287,600,291.55 × 133,062,441.30
  4. Step 4: Simplify right side
    191,733,527.70x = 38,268,796,912,234,760
  5. Step 5: Solve for x
    x = 38,268,796,912,234,760/191,733,527.70
  6. Step 6: Final answer
    x = 199,593,661.95

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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.