Home / 6,349,040,039.92-8,765,950,756.44-5,677,902,811.12

Finding the Fourth Proportional to 6,349,040,039.92, 8,765,950,756.44 and 5,677,902,811.12

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Solution

The fourth proportional to 6,349,040,039.92, 8,765,950,756.44 and 5,677,902,811.12 is: 7,839,329,430.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349,040,039.92 : 8,765,950,756.44 = 5,677,902,811.12 : x
  2. Step 2: Convert to fraction form
    6,349,040,039.92/8,765,950,756.44 = 5,677,902,811.12/x
  3. Step 3: Cross multiply
    6,349,040,039.92x = 8,765,950,756.44 × 5,677,902,811.12
  4. Step 4: Simplify right side
    6,349,040,039.92x = 49,772,216,442,130,169,856
  5. Step 5: Solve for x
    x = 49,772,216,442,130,169,856/6,349,040,039.92
  6. Step 6: Final answer
    x = 7,839,329,430.78

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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.