Home / 613,281,456,064.80-919,922,184,097.20-508,795,903,936.80

Finding the Fourth Proportional to 613,281,456,064.80, 919,922,184,097.20 and 508,795,903,936.80

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Solution

The fourth proportional to 613,281,456,064.80, 919,922,184,097.20 and 508,795,903,936.80 is: 763,193,855,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,281,456,064.80 : 919,922,184,097.20 = 508,795,903,936.80 : x
  2. Step 2: Convert to fraction form
    613,281,456,064.80/919,922,184,097.20 = 508,795,903,936.80/x
  3. Step 3: Cross multiply
    613,281,456,064.80x = 919,922,184,097.20 × 508,795,903,936.80
  4. Step 4: Simplify right side
    613,281,456,064.80x = 468,052,639,209,250,197,864,448
  5. Step 5: Solve for x
    x = 468,052,639,209,250,197,864,448/613,281,456,064.80
  6. Step 6: Final answer
    x = 763,193,855,905.20

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Double scale
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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.