Home / 399,211,904.40-597,922,061.40-327,548,288.40

Finding the Fourth Proportional to 399,211,904.40, 597,922,061.40 and 327,548,288.40

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Solution

The fourth proportional to 399,211,904.40, 597,922,061.40 and 327,548,288.40 is: 490,587,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,211,904.40 : 597,922,061.40 = 327,548,288.40 : x
  2. Step 2: Convert to fraction form
    399,211,904.40/597,922,061.40 = 327,548,288.40/x
  3. Step 3: Cross multiply
    399,211,904.40x = 597,922,061.40 × 327,548,288.40
  4. Step 4: Simplify right side
    399,211,904.40x = 195,848,347,808,169,696
  5. Step 5: Solve for x
    x = 195,848,347,808,169,696/399,211,904.40
  6. Step 6: Final answer
    x = 490,587,444.04

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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.