Home / 362,128,917.84-543,188,054.52-89,499,708.24

Finding the Fourth Proportional to 362,128,917.84, 543,188,054.52 and 89,499,708.24

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Solution

The fourth proportional to 362,128,917.84, 543,188,054.52 and 89,499,708.24 is: 134,248,246.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,128,917.84 : 543,188,054.52 = 89,499,708.24 : x
  2. Step 2: Convert to fraction form
    362,128,917.84/543,188,054.52 = 89,499,708.24/x
  3. Step 3: Cross multiply
    362,128,917.84x = 543,188,054.52 × 89,499,708.24
  4. Step 4: Simplify right side
    362,128,917.84x = 48,615,172,398,993,208
  5. Step 5: Solve for x
    x = 48,615,172,398,993,208/362,128,917.84
  6. Step 6: Final answer
    x = 134,248,246.98

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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.