Home / 11,470,043,284.72-15,826,558,488.50-6,389,280,780.64

Finding the Fourth Proportional to 11,470,043,284.72, 15,826,558,488.50 and 6,389,280,780.64

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Solution

The fourth proportional to 11,470,043,284.72, 15,826,558,488.50 and 6,389,280,780.64 is: 8,816,036,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470,043,284.72 : 15,826,558,488.50 = 6,389,280,780.64 : x
  2. Step 2: Convert to fraction form
    11,470,043,284.72/15,826,558,488.50 = 6,389,280,780.64/x
  3. Step 3: Cross multiply
    11,470,043,284.72x = 15,826,558,488.50 × 6,389,280,780.64
  4. Step 4: Simplify right side
    11,470,043,284.72x = 101,120,325,974,221,111,296
  5. Step 5: Solve for x
    x = 101,120,325,974,221,111,296/11,470,043,284.72
  6. Step 6: Final answer
    x = 8,816,036,998.65

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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.