Home / 112,968,014.40-169,452,021.60-31,086,734.40

Finding the Fourth Proportional to 112,968,014.40, 169,452,021.60 and 31,086,734.40

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Solution

The fourth proportional to 112,968,014.40, 169,452,021.60 and 31,086,734.40 is: 46,630,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,968,014.40 : 169,452,021.60 = 31,086,734.40 : x
  2. Step 2: Convert to fraction form
    112,968,014.40/169,452,021.60 = 31,086,734.40/x
  3. Step 3: Cross multiply
    112,968,014.40x = 169,452,021.60 × 31,086,734.40
  4. Step 4: Simplify right side
    112,968,014.40x = 5,267,709,989,022,263
  5. Step 5: Solve for x
    x = 5,267,709,989,022,263/112,968,014.40
  6. Step 6: Final answer
    x = 46,630,101.60

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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.