Home / 217,088,246.80-325,632,370.20-215,576,592.40

Finding the Fourth Proportional to 217,088,246.80, 325,632,370.20 and 215,576,592.40

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Solution

The fourth proportional to 217,088,246.80, 325,632,370.20 and 215,576,592.40 is: 323,364,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,088,246.80 : 325,632,370.20 = 215,576,592.40 : x
  2. Step 2: Convert to fraction form
    217,088,246.80/325,632,370.20 = 215,576,592.40/x
  3. Step 3: Cross multiply
    217,088,246.80x = 325,632,370.20 × 215,576,592.40
  4. Step 4: Simplify right side
    217,088,246.80x = 70,198,716,742,851,304
  5. Step 5: Solve for x
    x = 70,198,716,742,851,304/217,088,246.80
  6. Step 6: Final answer
    x = 323,364,888.60

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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.