Home / 195,813,315.25-270,242,195.20-112,192,537.67

Finding the Fourth Proportional to 195,813,315.25, 270,242,195.20 and 112,192,537.67

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Solution

The fourth proportional to 195,813,315.25, 270,242,195.20 and 112,192,537.67 is: 154,837,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,813,315.25 : 270,242,195.20 = 112,192,537.67 : x
  2. Step 2: Convert to fraction form
    195,813,315.25/270,242,195.20 = 112,192,537.67/x
  3. Step 3: Cross multiply
    195,813,315.25x = 270,242,195.20 × 112,192,537.67
  4. Step 4: Simplify right side
    195,813,315.25x = 30,319,157,664,999,492
  5. Step 5: Solve for x
    x = 30,319,157,664,999,492/195,813,315.25
  6. Step 6: Final answer
    x = 154,837,058.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.