Home / 52,362,949,618.39-78,544,425,465.51-12,568,724,458.84

Finding the Fourth Proportional to 52,362,949,618.39, 78,544,425,465.51 and 12,568,724,458.84

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Solution

The fourth proportional to 52,362,949,618.39, 78,544,425,465.51 and 12,568,724,458.84 is: 18,853,086,937.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,362,949,618.39 : 78,544,425,465.51 = 12,568,724,458.84 : x
  2. Step 2: Convert to fraction form
    52,362,949,618.39/78,544,425,465.51 = 12,568,724,458.84/x
  3. Step 3: Cross multiply
    52,362,949,618.39x = 78,544,425,465.51 × 12,568,724,458.84
  4. Step 4: Simplify right side
    52,362,949,618.39x = 987,203,241,453,890,830,336
  5. Step 5: Solve for x
    x = 987,203,241,453,890,830,336/52,362,949,618.39
  6. Step 6: Final answer
    x = 18,853,086,937.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.