Home / 354,985,613.71-532,535,638.11-109,342,134.31

Finding the Fourth Proportional to 354,985,613.71, 532,535,638.11 and 109,342,134.31

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Solution

The fourth proportional to 354,985,613.71, 532,535,638.11 and 109,342,134.31 is: 164,030,825.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,985,613.71 : 532,535,638.11 = 109,342,134.31 : x
  2. Step 2: Convert to fraction form
    354,985,613.71/532,535,638.11 = 109,342,134.31/x
  3. Step 3: Cross multiply
    354,985,613.71x = 532,535,638.11 × 109,342,134.31
  4. Step 4: Simplify right side
    354,985,613.71x = 58,228,583,267,085,176
  5. Step 5: Solve for x
    x = 58,228,583,267,085,176/354,985,613.71
  6. Step 6: Final answer
    x = 164,030,825.53

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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.