Home / 121,004,285.94-167,000,031.99-68,801,143.50

Finding the Fourth Proportional to 121,004,285.94, 167,000,031.99 and 68,801,143.50

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Solution

The fourth proportional to 121,004,285.94, 167,000,031.99 and 68,801,143.50 is: 94,953,604.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,004,285.94 : 167,000,031.99 = 68,801,143.50 : x
  2. Step 2: Convert to fraction form
    121,004,285.94/167,000,031.99 = 68,801,143.50/x
  3. Step 3: Cross multiply
    121,004,285.94x = 167,000,031.99 × 68,801,143.50
  4. Step 4: Simplify right side
    121,004,285.94x = 11,489,793,165,448,582
  5. Step 5: Solve for x
    x = 11,489,793,165,448,582/121,004,285.94
  6. Step 6: Final answer
    x = 94,953,604.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.