Home / 87,455,338,571.54-120,688,813,518.39-48,874,902,363.56

Finding the Fourth Proportional to 87,455,338,571.54, 120,688,813,518.39 and 48,874,902,363.56

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Solution

The fourth proportional to 87,455,338,571.54, 120,688,813,518.39 and 48,874,902,363.56 is: 67,447,614,673.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,455,338,571.54 : 120,688,813,518.39 = 48,874,902,363.56 : x
  2. Step 2: Convert to fraction form
    87,455,338,571.54/120,688,813,518.39 = 48,874,902,363.56/x
  3. Step 3: Cross multiply
    87,455,338,571.54x = 120,688,813,518.39 × 48,874,902,363.56
  4. Step 4: Simplify right side
    87,455,338,571.54x = 5,898,653,977,084,607,594,496
  5. Step 5: Solve for x
    x = 5,898,653,977,084,607,594,496/87,455,338,571.54
  6. Step 6: Final answer
    x = 67,447,614,673.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.