Home / 185,889,397,139.62-278,961,463,205.60-64,877,952,189.87

Finding the Fourth Proportional to 185,889,397,139.62, 278,961,463,205.60 and 64,877,952,189.87

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Solution

The fourth proportional to 185,889,397,139.62, 278,961,463,205.60 and 64,877,952,189.87 is: 97,361,381,289.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,889,397,139.62 : 278,961,463,205.60 = 64,877,952,189.87 : x
  2. Step 2: Convert to fraction form
    185,889,397,139.62/278,961,463,205.60 = 64,877,952,189.87/x
  3. Step 3: Cross multiply
    185,889,397,139.62x = 278,961,463,205.60 × 64,877,952,189.87
  4. Step 4: Simplify right side
    185,889,397,139.62x = 18,098,448,472,667,699,806,208
  5. Step 5: Solve for x
    x = 18,098,448,472,667,699,806,208/185,889,397,139.62
  6. Step 6: Final answer
    x = 97,361,381,289.94

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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.