Home / 112,334,935.80-168,502,403.70-92,851,390.20

Finding the Fourth Proportional to 112,334,935.80, 168,502,403.70 and 92,851,390.20

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Solution

The fourth proportional to 112,334,935.80, 168,502,403.70 and 92,851,390.20 is: 139,277,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,334,935.80 : 168,502,403.70 = 92,851,390.20 : x
  2. Step 2: Convert to fraction form
    112,334,935.80/168,502,403.70 = 92,851,390.20/x
  3. Step 3: Cross multiply
    112,334,935.80x = 168,502,403.70 × 92,851,390.20
  4. Step 4: Simplify right side
    112,334,935.80x = 15,645,682,435,586,624
  5. Step 5: Solve for x
    x = 15,645,682,435,586,624/112,334,935.80
  6. Step 6: Final answer
    x = 139,277,085.30

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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.