Home / 770,787,331,707.30-1,063,624,157,045.80-445,647,484,350.90

Finding the Fourth Proportional to 770,787,331,707.30, 1,063,624,157,045.80 and 445,647,484,350.90

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Solution

The fourth proportional to 770,787,331,707.30, 1,063,624,157,045.80 and 445,647,484,350.90 is: 614,957,473,201.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,787,331,707.30 : 1,063,624,157,045.80 = 445,647,484,350.90 : x
  2. Step 2: Convert to fraction form
    770,787,331,707.30/1,063,624,157,045.80 = 445,647,484,350.90/x
  3. Step 3: Cross multiply
    770,787,331,707.30x = 1,063,624,157,045.80 × 445,647,484,350.90
  4. Step 4: Simplify right side
    770,787,331,707.30x = 474,001,429,882,307,409,346,560
  5. Step 5: Solve for x
    x = 474,001,429,882,307,409,346,560/770,787,331,707.30
  6. Step 6: Final answer
    x = 614,957,473,201.32

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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.