Home / 133,493,759.70-200,240,639.55-42,623,999.70

Finding the Fourth Proportional to 133,493,759.70, 200,240,639.55 and 42,623,999.70

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Solution

The fourth proportional to 133,493,759.70, 200,240,639.55 and 42,623,999.70 is: 63,935,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,493,759.70 : 200,240,639.55 = 42,623,999.70 : x
  2. Step 2: Convert to fraction form
    133,493,759.70/200,240,639.55 = 42,623,999.70/x
  3. Step 3: Cross multiply
    133,493,759.70x = 200,240,639.55 × 42,623,999.70
  4. Step 4: Simplify right side
    133,493,759.70x = 8,535,056,960,107,009
  5. Step 5: Solve for x
    x = 8,535,056,960,107,009/133,493,759.70
  6. Step 6: Final answer
    x = 63,935,999.55

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1.5x scale

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.