Home / 656,678,377,494.14-985,166,095,143.38-354,484,493,923.68

Finding the Fourth Proportional to 656,678,377,494.14, 985,166,095,143.38 and 354,484,493,923.68

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Solution

The fourth proportional to 656,678,377,494.14, 985,166,095,143.38 and 354,484,493,923.68 is: 531,806,918,936.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,678,377,494.14 : 985,166,095,143.38 = 354,484,493,923.68 : x
  2. Step 2: Convert to fraction form
    656,678,377,494.14/985,166,095,143.38 = 354,484,493,923.68/x
  3. Step 3: Cross multiply
    656,678,377,494.14x = 985,166,095,143.38 × 354,484,493,923.68
  4. Step 4: Simplify right side
    656,678,377,494.14x = 349,226,104,667,669,056,716,800
  5. Step 5: Solve for x
    x = 349,226,104,667,669,056,716,800/656,678,377,494.14
  6. Step 6: Final answer
    x = 531,806,918,936.94

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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.