Home / 199,534,101.60-299,400,685.20-113,338,696.80

Finding the Fourth Proportional to 199,534,101.60, 299,400,685.20 and 113,338,696.80

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Solution

The fourth proportional to 199,534,101.60, 299,400,685.20 and 113,338,696.80 is: 170,064,581.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,534,101.60 : 299,400,685.20 = 113,338,696.80 : x
  2. Step 2: Convert to fraction form
    199,534,101.60/299,400,685.20 = 113,338,696.80/x
  3. Step 3: Cross multiply
    199,534,101.60x = 299,400,685.20 × 113,338,696.80
  4. Step 4: Simplify right side
    199,534,101.60x = 33,933,683,481,595,044
  5. Step 5: Solve for x
    x = 33,933,683,481,595,044/199,534,101.60
  6. Step 6: Final answer
    x = 170,064,581.49

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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.