Home / 223,336,378.40-335,004,567.60-171,680,313.20

Finding the Fourth Proportional to 223,336,378.40, 335,004,567.60 and 171,680,313.20

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Solution

The fourth proportional to 223,336,378.40, 335,004,567.60 and 171,680,313.20 is: 257,520,469.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,336,378.40 : 335,004,567.60 = 171,680,313.20 : x
  2. Step 2: Convert to fraction form
    223,336,378.40/335,004,567.60 = 171,680,313.20/x
  3. Step 3: Cross multiply
    223,336,378.40x = 335,004,567.60 × 171,680,313.20
  4. Step 4: Simplify right side
    223,336,378.40x = 57,513,689,088,998,576
  5. Step 5: Solve for x
    x = 57,513,689,088,998,576/223,336,378.40
  6. Step 6: Final answer
    x = 257,520,469.80

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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.