Home / 45,908,907.60-68,703,929.10-31,560,000.60

Finding the Fourth Proportional to 45,908,907.60, 68,703,929.10 and 31,560,000.60

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Solution

The fourth proportional to 45,908,907.60, 68,703,929.10 and 31,560,000.60 is: 47,230,399.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,908,907.60 : 68,703,929.10 = 31,560,000.60 : x
  2. Step 2: Convert to fraction form
    45,908,907.60/68,703,929.10 = 31,560,000.60/x
  3. Step 3: Cross multiply
    45,908,907.60x = 68,703,929.10 × 31,560,000.60
  4. Step 4: Simplify right side
    45,908,907.60x = 2,168,296,043,618,357.25
  5. Step 5: Solve for x
    x = 2,168,296,043,618,357.25/45,908,907.60
  6. Step 6: Final answer
    x = 47,230,399.44

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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.