Home / 180,824,953.76-271,231,365.36-78,588,982.88

Finding the Fourth Proportional to 180,824,953.76, 271,231,365.36 and 78,588,982.88

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Solution

The fourth proportional to 180,824,953.76, 271,231,365.36 and 78,588,982.88 is: 117,880,838.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,824,953.76 : 271,231,365.36 = 78,588,982.88 : x
  2. Step 2: Convert to fraction form
    180,824,953.76/271,231,365.36 = 78,588,982.88/x
  3. Step 3: Cross multiply
    180,824,953.76x = 271,231,365.36 × 78,588,982.88
  4. Step 4: Simplify right side
    180,824,953.76x = 21,315,797,128,796,064
  5. Step 5: Solve for x
    x = 21,315,797,128,796,064/180,824,953.76
  6. Step 6: Final answer
    x = 117,880,838.27

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1.5x scale

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.