Home / 112,291,076.60-168,436,614.90-35,620,105.40

Finding the Fourth Proportional to 112,291,076.60, 168,436,614.90 and 35,620,105.40

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Solution

The fourth proportional to 112,291,076.60, 168,436,614.90 and 35,620,105.40 is: 53,430,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,291,076.60 : 168,436,614.90 = 35,620,105.40 : x
  2. Step 2: Convert to fraction form
    112,291,076.60/168,436,614.90 = 35,620,105.40/x
  3. Step 3: Cross multiply
    112,291,076.60x = 168,436,614.90 × 35,620,105.40
  4. Step 4: Simplify right side
    112,291,076.60x = 5,999,729,975,957,210
  5. Step 5: Solve for x
    x = 5,999,729,975,957,210/112,291,076.60
  6. Step 6: Final answer
    x = 53,430,158.10

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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.