Home / 6,239,561,634.45-8,605,574,329.79-5,485,262,015.61

Finding the Fourth Proportional to 6,239,561,634.45, 8,605,574,329.79 and 5,485,262,015.61

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Solution

The fourth proportional to 6,239,561,634.45, 8,605,574,329.79 and 5,485,262,015.61 is: 7,565,247,810.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239,561,634.45 : 8,605,574,329.79 = 5,485,262,015.61 : x
  2. Step 2: Convert to fraction form
    6,239,561,634.45/8,605,574,329.79 = 5,485,262,015.61/x
  3. Step 3: Cross multiply
    6,239,561,634.45x = 8,605,574,329.79 × 5,485,262,015.61
  4. Step 4: Simplify right side
    6,239,561,634.45x = 47,203,829,993,678,143,488
  5. Step 5: Solve for x
    x = 47,203,829,993,678,143,488/6,239,561,634.45
  6. Step 6: Final answer
    x = 7,565,247,810.53

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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.