Home / 613,281,456,067.80-919,922,184,101.70-508,795,903,939.80

Finding the Fourth Proportional to 613,281,456,067.80, 919,922,184,101.70 and 508,795,903,939.80

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Solution

The fourth proportional to 613,281,456,067.80, 919,922,184,101.70 and 508,795,903,939.80 is: 763,193,855,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,281,456,067.80 : 919,922,184,101.70 = 508,795,903,939.80 : x
  2. Step 2: Convert to fraction form
    613,281,456,067.80/919,922,184,101.70 = 508,795,903,939.80/x
  3. Step 3: Cross multiply
    613,281,456,067.80x = 919,922,184,101.70 × 508,795,903,939.80
  4. Step 4: Simplify right side
    613,281,456,067.80x = 468,052,639,214,299,535,900,672
  5. Step 5: Solve for x
    x = 468,052,639,214,299,535,900,672/613,281,456,067.80
  6. Step 6: Final answer
    x = 763,193,855,909.70

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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.