Home / 284,475,840,200.66-392,601,486,452.64-156,042,111,624.50

Finding the Fourth Proportional to 284,475,840,200.66, 392,601,486,452.64 and 156,042,111,624.50

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Solution

The fourth proportional to 284,475,840,200.66, 392,601,486,452.64 and 156,042,111,624.50 is: 215,351,732,258.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,475,840,200.66 : 392,601,486,452.64 = 156,042,111,624.50 : x
  2. Step 2: Convert to fraction form
    284,475,840,200.66/392,601,486,452.64 = 156,042,111,624.50/x
  3. Step 3: Cross multiply
    284,475,840,200.66x = 392,601,486,452.64 × 156,042,111,624.50
  4. Step 4: Simplify right side
    284,475,840,200.66x = 61,262,364,972,987,474,509,824
  5. Step 5: Solve for x
    x = 61,262,364,972,987,474,509,824/284,475,840,200.66
  6. Step 6: Final answer
    x = 215,351,732,258.79

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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.