Home / 159,787,621.04-220,659,208.40-151,082,492.92

Finding the Fourth Proportional to 159,787,621.04, 220,659,208.40 and 151,082,492.92

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Solution

The fourth proportional to 159,787,621.04, 220,659,208.40 and 151,082,492.92 is: 208,637,834.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,787,621.04 : 220,659,208.40 = 151,082,492.92 : x
  2. Step 2: Convert to fraction form
    159,787,621.04/220,659,208.40 = 151,082,492.92/x
  3. Step 3: Cross multiply
    159,787,621.04x = 220,659,208.40 × 151,082,492.92
  4. Step 4: Simplify right side
    159,787,621.04x = 33,337,743,290,825,804
  5. Step 5: Solve for x
    x = 33,337,743,290,825,804/159,787,621.04
  6. Step 6: Final answer
    x = 208,637,834.86

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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.