Home / 453,369,940.80-680,103,515.48-125,846,838.33

Finding the Fourth Proportional to 453,369,940.80, 680,103,515.48 and 125,846,838.33

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Solution

The fourth proportional to 453,369,940.80, 680,103,515.48 and 125,846,838.33 is: 188,783,749.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,369,940.80 : 680,103,515.48 = 125,846,838.33 : x
  2. Step 2: Convert to fraction form
    453,369,940.80/680,103,515.48 = 125,846,838.33/x
  3. Step 3: Cross multiply
    453,369,940.80x = 680,103,515.48 × 125,846,838.33
  4. Step 4: Simplify right side
    453,369,940.80x = 85,588,877,159,646,976
  5. Step 5: Solve for x
    x = 85,588,877,159,646,976/453,369,940.80
  6. Step 6: Final answer
    x = 188,783,749.11

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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.