Home / 724,544,363,947.80-1,086,816,545,921.70-194,606,704,248.60

Finding the Fourth Proportional to 724,544,363,947.80, 1,086,816,545,921.70 and 194,606,704,248.60

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Solution

The fourth proportional to 724,544,363,947.80, 1,086,816,545,921.70 and 194,606,704,248.60 is: 291,910,056,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,544,363,947.80 : 1,086,816,545,921.70 = 194,606,704,248.60 : x
  2. Step 2: Convert to fraction form
    724,544,363,947.80/1,086,816,545,921.70 = 194,606,704,248.60/x
  3. Step 3: Cross multiply
    724,544,363,947.80x = 1,086,816,545,921.70 × 194,606,704,248.60
  4. Step 4: Simplify right side
    724,544,363,947.80x = 211,501,786,124,669,276,913,664
  5. Step 5: Solve for x
    x = 211,501,786,124,669,276,913,664/724,544,363,947.80
  6. Step 6: Final answer
    x = 291,910,056,372.90

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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.