Home / 647,353,815.45-969,914,697.08-301,598,300.85

Finding the Fourth Proportional to 647,353,815.45, 969,914,697.08 and 301,598,300.85

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Solution

The fourth proportional to 647,353,815.45, 969,914,697.08 and 301,598,300.85 is: 451,877,501.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,353,815.45 : 969,914,697.08 = 301,598,300.85 : x
  2. Step 2: Convert to fraction form
    647,353,815.45/969,914,697.08 = 301,598,300.85/x
  3. Step 3: Cross multiply
    647,353,815.45x = 969,914,697.08 × 301,598,300.85
  4. Step 4: Simplify right side
    647,353,815.45x = 292,524,624,607,262,528
  5. Step 5: Solve for x
    x = 292,524,624,607,262,528/647,353,815.45
  6. Step 6: Final answer
    x = 451,877,501.34

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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.