Home / 196,669,112.60-295,182,128.10-99,692,283.80

Finding the Fourth Proportional to 196,669,112.60, 295,182,128.10 and 99,692,283.80

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Solution

The fourth proportional to 196,669,112.60, 295,182,128.10 and 99,692,283.80 is: 149,628,887.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,669,112.60 : 295,182,128.10 = 99,692,283.80 : x
  2. Step 2: Convert to fraction form
    196,669,112.60/295,182,128.10 = 99,692,283.80/x
  3. Step 3: Cross multiply
    196,669,112.60x = 295,182,128.10 × 99,692,283.80
  4. Step 4: Simplify right side
    196,669,112.60x = 29,427,380,487,233,156
  5. Step 5: Solve for x
    x = 29,427,380,487,233,156/196,669,112.60
  6. Step 6: Final answer
    x = 149,628,887.31

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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.