Home / 347,030,755.25-516,939,288.14-328,234,434.41

Finding the Fourth Proportional to 347,030,755.25, 516,939,288.14 and 328,234,434.41

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Solution

The fourth proportional to 347,030,755.25, 516,939,288.14 and 328,234,434.41 is: 488,940,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,030,755.25 : 516,939,288.14 = 328,234,434.41 : x
  2. Step 2: Convert to fraction form
    347,030,755.25/516,939,288.14 = 328,234,434.41/x
  3. Step 3: Cross multiply
    347,030,755.25x = 516,939,288.14 × 328,234,434.41
  4. Step 4: Simplify right side
    347,030,755.25x = 169,677,274,869,053,856
  5. Step 5: Solve for x
    x = 169,677,274,869,053,856/347,030,755.25
  6. Step 6: Final answer
    x = 488,940,165.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.