Home / 784,944,360,018.90-1,177,416,540,028.40-784,944,360,018.90

Finding the Fourth Proportional to 784,944,360,018.90, 1,177,416,540,028.40 and 784,944,360,018.90

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Solution

The fourth proportional to 784,944,360,018.90, 1,177,416,540,028.40 and 784,944,360,018.90 is: 1,177,416,540,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,944,360,018.90 : 1,177,416,540,028.40 = 784,944,360,018.90 : x
  2. Step 2: Convert to fraction form
    784,944,360,018.90/1,177,416,540,028.40 = 784,944,360,018.90/x
  3. Step 3: Cross multiply
    784,944,360,018.90x = 1,177,416,540,028.40 × 784,944,360,018.90
  4. Step 4: Simplify right side
    784,944,360,018.90x = 924,206,472,488,259,902,504,960
  5. Step 5: Solve for x
    x = 924,206,472,488,259,902,504,960/784,944,360,018.90
  6. Step 6: Final answer
    x = 1,177,416,540,028.40

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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.