Home / 856,120,025.88-1,283,865,047.64-295,739,295.66

Finding the Fourth Proportional to 856,120,025.88, 1,283,865,047.64 and 295,739,295.66

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Solution

The fourth proportional to 856,120,025.88, 1,283,865,047.64 and 295,739,295.66 is: 443,500,132.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,120,025.88 : 1,283,865,047.64 = 295,739,295.66 : x
  2. Step 2: Convert to fraction form
    856,120,025.88/1,283,865,047.64 = 295,739,295.66/x
  3. Step 3: Cross multiply
    856,120,025.88x = 1,283,865,047.64 × 295,739,295.66
  4. Step 4: Simplify right side
    856,120,025.88x = 379,689,344,911,545,984
  5. Step 5: Solve for x
    x = 379,689,344,911,545,984/856,120,025.88
  6. Step 6: Final answer
    x = 443,500,132.50

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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.