Home / 252,755,416,157.46-348,802,390,107.90-138,567,585,475.14

Finding the Fourth Proportional to 252,755,416,157.46, 348,802,390,107.90 and 138,567,585,475.14

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Solution

The fourth proportional to 252,755,416,157.46, 348,802,390,107.90 and 138,567,585,475.14 is: 191,223,221,800.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,755,416,157.46 : 348,802,390,107.90 = 138,567,585,475.14 : x
  2. Step 2: Convert to fraction form
    252,755,416,157.46/348,802,390,107.90 = 138,567,585,475.14/x
  3. Step 3: Cross multiply
    252,755,416,157.46x = 348,802,390,107.90 × 138,567,585,475.14
  4. Step 4: Simplify right side
    252,755,416,157.46x = 48,332,705,005,209,571,557,376
  5. Step 5: Solve for x
    x = 48,332,705,005,209,571,557,376/252,755,416,157.46
  6. Step 6: Final answer
    x = 191,223,221,800.71

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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.