Home / 355,521,478.16-532,798,014.28-200,149,394.96

Finding the Fourth Proportional to 355,521,478.16, 532,798,014.28 and 200,149,394.96

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Solution

The fourth proportional to 355,521,478.16, 532,798,014.28 and 200,149,394.96 is: 299,951,498.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,521,478.16 : 532,798,014.28 = 200,149,394.96 : x
  2. Step 2: Convert to fraction form
    355,521,478.16/532,798,014.28 = 200,149,394.96/x
  3. Step 3: Cross multiply
    355,521,478.16x = 532,798,014.28 × 200,149,394.96
  4. Step 4: Simplify right side
    355,521,478.16x = 106,639,200,194,031,440
  5. Step 5: Solve for x
    x = 106,639,200,194,031,440/355,521,478.16
  6. Step 6: Final answer
    x = 299,951,498.70

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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.