Home / 49,351,973,343.40-68,105,723,213.88-28,230,382,239.39

Finding the Fourth Proportional to 49,351,973,343.40, 68,105,723,213.88 and 28,230,382,239.39

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Solution

The fourth proportional to 49,351,973,343.40, 68,105,723,213.88 and 28,230,382,239.39 is: 38,957,927,490.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,351,973,343.40 : 68,105,723,213.88 = 28,230,382,239.39 : x
  2. Step 2: Convert to fraction form
    49,351,973,343.40/68,105,723,213.88 = 28,230,382,239.39/x
  3. Step 3: Cross multiply
    49,351,973,343.40x = 68,105,723,213.88 × 28,230,382,239.39
  4. Step 4: Simplify right side
    49,351,973,343.40x = 1,922,650,599,017,787,949,056
  5. Step 5: Solve for x
    x = 1,922,650,599,017,787,949,056/49,351,973,343.40
  6. Step 6: Final answer
    x = 38,957,927,490.35

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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.