Home / 9,115,907,385.60-13,689,509,379.32-5,595,322,063.68

Finding the Fourth Proportional to 9,115,907,385.60, 13,689,509,379.32 and 5,595,322,063.68

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Solution

The fourth proportional to 9,115,907,385.60, 13,689,509,379.32 and 5,595,322,063.68 is: 8,402,587,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115,907,385.60 : 13,689,509,379.32 = 5,595,322,063.68 : x
  2. Step 2: Convert to fraction form
    9,115,907,385.60/13,689,509,379.32 = 5,595,322,063.68/x
  3. Step 3: Cross multiply
    9,115,907,385.60x = 13,689,509,379.32 × 5,595,322,063.68
  4. Step 4: Simplify right side
    9,115,907,385.60x = 76,597,213,871,063,498,752
  5. Step 5: Solve for x
    x = 76,597,213,871,063,498,752/9,115,907,385.60
  6. Step 6: Final answer
    x = 8,402,587,985.05

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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.