Home / 294,856,495.40-442,284,743.10-100,738,812.80

Finding the Fourth Proportional to 294,856,495.40, 442,284,743.10 and 100,738,812.80

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Solution

The fourth proportional to 294,856,495.40, 442,284,743.10 and 100,738,812.80 is: 151,108,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,856,495.40 : 442,284,743.10 = 100,738,812.80 : x
  2. Step 2: Convert to fraction form
    294,856,495.40/442,284,743.10 = 100,738,812.80/x
  3. Step 3: Cross multiply
    294,856,495.40x = 442,284,743.10 × 100,738,812.80
  4. Step 4: Simplify right side
    294,856,495.40x = 44,555,239,939,446,992
  5. Step 5: Solve for x
    x = 44,555,239,939,446,992/294,856,495.40
  6. Step 6: Final answer
    x = 151,108,219.20

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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.