Home / 484,821,782.30-727,334,809.08-157,271,719.56

Finding the Fourth Proportional to 484,821,782.30, 727,334,809.08 and 157,271,719.56

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Solution

The fourth proportional to 484,821,782.30, 727,334,809.08 and 157,271,719.56 is: 235,940,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,821,782.30 : 727,334,809.08 = 157,271,719.56 : x
  2. Step 2: Convert to fraction form
    484,821,782.30/727,334,809.08 = 157,271,719.56/x
  3. Step 3: Cross multiply
    484,821,782.30x = 727,334,809.08 × 157,271,719.56
  4. Step 4: Simplify right side
    484,821,782.30x = 114,389,196,119,855,904
  5. Step 5: Solve for x
    x = 114,389,196,119,855,904/484,821,782.30
  6. Step 6: Final answer
    x = 235,940,711.20

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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.