Home / 136,083,989.40-204,152,556.15-54,188,931.30

Finding the Fourth Proportional to 136,083,989.40, 204,152,556.15 and 54,188,931.30

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Solution

The fourth proportional to 136,083,989.40, 204,152,556.15 and 54,188,931.30 is: 81,293,978.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,083,989.40 : 204,152,556.15 = 54,188,931.30 : x
  2. Step 2: Convert to fraction form
    136,083,989.40/204,152,556.15 = 54,188,931.30/x
  3. Step 3: Cross multiply
    136,083,989.40x = 204,152,556.15 × 54,188,931.30
  4. Step 4: Simplify right side
    136,083,989.40x = 11,062,808,839,931,742
  5. Step 5: Solve for x
    x = 11,062,808,839,931,742/136,083,989.40
  6. Step 6: Final answer
    x = 81,293,978.00

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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.