Home / 157,464,207.45-236,196,311.18-145,985,081.85

Finding the Fourth Proportional to 157,464,207.45, 236,196,311.18 and 145,985,081.85

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Solution

The fourth proportional to 157,464,207.45, 236,196,311.18 and 145,985,081.85 is: 218,977,622.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,207.45 : 236,196,311.18 = 145,985,081.85 : x
  2. Step 2: Convert to fraction form
    157,464,207.45/236,196,311.18 = 145,985,081.85/x
  3. Step 3: Cross multiply
    157,464,207.45x = 236,196,311.18 × 145,985,081.85
  4. Step 4: Simplify right side
    157,464,207.45x = 34,481,137,819,550,444
  5. Step 5: Solve for x
    x = 34,481,137,819,550,444/157,464,207.45
  6. Step 6: Final answer
    x = 218,977,622.78

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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.