Home / 121,043,291.40-181,564,937.10-106,682,574.60

Finding the Fourth Proportional to 121,043,291.40, 181,564,937.10 and 106,682,574.60

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Solution

The fourth proportional to 121,043,291.40, 181,564,937.10 and 106,682,574.60 is: 160,023,861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,043,291.40 : 181,564,937.10 = 106,682,574.60 : x
  2. Step 2: Convert to fraction form
    121,043,291.40/181,564,937.10 = 106,682,574.60/x
  3. Step 3: Cross multiply
    121,043,291.40x = 181,564,937.10 × 106,682,574.60
  4. Step 4: Simplify right side
    121,043,291.40x = 19,369,814,946,915,056
  5. Step 5: Solve for x
    x = 19,369,814,946,915,056/121,043,291.40
  6. Step 6: Final answer
    x = 160,023,861.90

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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.