Home / 4,921,510,604.64-6,791,726,981.64-2,807,073,605.28

Finding the Fourth Proportional to 4,921,510,604.64, 6,791,726,981.64 and 2,807,073,605.28

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Solution

The fourth proportional to 4,921,510,604.64, 6,791,726,981.64 and 2,807,073,605.28 is: 3,873,785,728.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,510,604.64 : 6,791,726,981.64 = 2,807,073,605.28 : x
  2. Step 2: Convert to fraction form
    4,921,510,604.64/6,791,726,981.64 = 2,807,073,605.28/x
  3. Step 3: Cross multiply
    4,921,510,604.64x = 6,791,726,981.64 × 2,807,073,605.28
  4. Step 4: Simplify right side
    4,921,510,604.64x = 19,064,877,544,429,649,920
  5. Step 5: Solve for x
    x = 19,064,877,544,429,649,920/4,921,510,604.64
  6. Step 6: Final answer
    x = 3,873,785,728.81

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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.