Home / 437,217,450.30-655,731,697.05-191,573,610.30

Finding the Fourth Proportional to 437,217,450.30, 655,731,697.05 and 191,573,610.30

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Solution

The fourth proportional to 437,217,450.30, 655,731,697.05 and 191,573,610.30 is: 287,319,018.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,217,450.30 : 655,731,697.05 = 191,573,610.30 : x
  2. Step 2: Convert to fraction form
    437,217,450.30/655,731,697.05 = 191,573,610.30/x
  3. Step 3: Cross multiply
    437,217,450.30x = 655,731,697.05 × 191,573,610.30
  4. Step 4: Simplify right side
    437,217,450.30x = 125,620,888,592,014,352
  5. Step 5: Solve for x
    x = 125,620,888,592,014,352/437,217,450.30
  6. Step 6: Final answer
    x = 287,319,018.27

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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.