Home / 201,906,015.60-302,859,023.40-144,575,122.80

Finding the Fourth Proportional to 201,906,015.60, 302,859,023.40 and 144,575,122.80

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Solution

The fourth proportional to 201,906,015.60, 302,859,023.40 and 144,575,122.80 is: 216,862,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,906,015.60 : 302,859,023.40 = 144,575,122.80 : x
  2. Step 2: Convert to fraction form
    201,906,015.60/302,859,023.40 = 144,575,122.80/x
  3. Step 3: Cross multiply
    201,906,015.60x = 302,859,023.40 × 144,575,122.80
  4. Step 4: Simplify right side
    201,906,015.60x = 43,785,880,499,143,072
  5. Step 5: Solve for x
    x = 43,785,880,499,143,072/201,906,015.60
  6. Step 6: Final answer
    x = 216,862,684.20

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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.