Home / 217,366,271.10-326,049,406.65-144,806,859.90

Finding the Fourth Proportional to 217,366,271.10, 326,049,406.65 and 144,806,859.90

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Solution

The fourth proportional to 217,366,271.10, 326,049,406.65 and 144,806,859.90 is: 217,210,289.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,366,271.10 : 326,049,406.65 = 144,806,859.90 : x
  2. Step 2: Convert to fraction form
    217,366,271.10/326,049,406.65 = 144,806,859.90/x
  3. Step 3: Cross multiply
    217,366,271.10x = 326,049,406.65 × 144,806,859.90
  4. Step 4: Simplify right side
    217,366,271.10x = 47,214,190,749,244,680
  5. Step 5: Solve for x
    x = 47,214,190,749,244,680/217,366,271.10
  6. Step 6: Final answer
    x = 217,210,289.85

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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.