Home / 18,974,502,640.35-28,464,953,793.24-6,380,367,305.67

Finding the Fourth Proportional to 18,974,502,640.35, 28,464,953,793.24 and 6,380,367,305.67

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Solution

The fourth proportional to 18,974,502,640.35, 28,464,953,793.24 and 6,380,367,305.67 is: 9,571,626,934.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,974,502,640.35 : 28,464,953,793.24 = 6,380,367,305.67 : x
  2. Step 2: Convert to fraction form
    18,974,502,640.35/28,464,953,793.24 = 6,380,367,305.67/x
  3. Step 3: Cross multiply
    18,974,502,640.35x = 28,464,953,793.24 × 6,380,367,305.67
  4. Step 4: Simplify right side
    18,974,502,640.35x = 181,616,860,539,795,767,296
  5. Step 5: Solve for x
    x = 181,616,860,539,795,767,296/18,974,502,640.35
  6. Step 6: Final answer
    x = 9,571,626,934.43

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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.