Home / 218,219,343.40-327,329,015.10-160,823,715.40

Finding the Fourth Proportional to 218,219,343.40, 327,329,015.10 and 160,823,715.40

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Solution

The fourth proportional to 218,219,343.40, 327,329,015.10 and 160,823,715.40 is: 241,235,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,219,343.40 : 327,329,015.10 = 160,823,715.40 : x
  2. Step 2: Convert to fraction form
    218,219,343.40/327,329,015.10 = 160,823,715.40/x
  3. Step 3: Cross multiply
    218,219,343.40x = 327,329,015.10 × 160,823,715.40
  4. Step 4: Simplify right side
    218,219,343.40x = 52,642,268,366,604,712
  5. Step 5: Solve for x
    x = 52,642,268,366,604,712/218,219,343.40
  6. Step 6: Final answer
    x = 241,235,573.10

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1.5x scale

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.