Home / 112,968,015.40-169,452,023.10-31,086,735.40

Finding the Fourth Proportional to 112,968,015.40, 169,452,023.10 and 31,086,735.40

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Solution

The fourth proportional to 112,968,015.40, 169,452,023.10 and 31,086,735.40 is: 46,630,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,968,015.40 : 169,452,023.10 = 31,086,735.40 : x
  2. Step 2: Convert to fraction form
    112,968,015.40/169,452,023.10 = 31,086,735.40/x
  3. Step 3: Cross multiply
    112,968,015.40x = 169,452,023.10 × 31,086,735.40
  4. Step 4: Simplify right side
    112,968,015.40x = 5,267,710,205,104,387
  5. Step 5: Solve for x
    x = 5,267,710,205,104,387/112,968,015.40
  6. Step 6: Final answer
    x = 46,630,103.10

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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.