Home / 68,677,667,048.80-103,019,901,795.60-35,617,785,320.80

Finding the Fourth Proportional to 68,677,667,048.80, 103,019,901,795.60 and 35,617,785,320.80

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Solution

The fourth proportional to 68,677,667,048.80, 103,019,901,795.60 and 35,617,785,320.80 is: 53,428,441,931.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,677,667,048.80 : 103,019,901,795.60 = 35,617,785,320.80 : x
  2. Step 2: Convert to fraction form
    68,677,667,048.80/103,019,901,795.60 = 35,617,785,320.80/x
  3. Step 3: Cross multiply
    68,677,667,048.80x = 103,019,901,795.60 × 35,617,785,320.80
  4. Step 4: Simplify right side
    68,677,667,048.80x = 3,669,340,745,925,580,029,952
  5. Step 5: Solve for x
    x = 3,669,340,745,925,580,029,952/68,677,667,048.80
  6. Step 6: Final answer
    x = 53,428,441,931.76

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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.