Home / 387,205,336,586.98-580,809,094,500.96-148,513,151,935.71

Finding the Fourth Proportional to 387,205,336,586.98, 580,809,094,500.96 and 148,513,151,935.71

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Solution

The fourth proportional to 387,205,336,586.98, 580,809,094,500.96 and 148,513,151,935.71 is: 222,770,145,829.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,205,336,586.98 : 580,809,094,500.96 = 148,513,151,935.71 : x
  2. Step 2: Convert to fraction form
    387,205,336,586.98/580,809,094,500.96 = 148,513,151,935.71/x
  3. Step 3: Cross multiply
    387,205,336,586.98x = 580,809,094,500.96 × 148,513,151,935.71
  4. Step 4: Simplify right side
    387,205,336,586.98x = 86,257,789,297,263,210,659,840
  5. Step 5: Solve for x
    x = 86,257,789,297,263,210,659,840/387,205,336,586.98
  6. Step 6: Final answer
    x = 222,770,145,829.04

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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.