Home / 347,030,756.25-516,939,289.63-328,234,435.41

Finding the Fourth Proportional to 347,030,756.25, 516,939,289.63 and 328,234,435.41

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Solution

The fourth proportional to 347,030,756.25, 516,939,289.63 and 328,234,435.41 is: 488,940,166.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,030,756.25 : 516,939,289.63 = 328,234,435.41 : x
  2. Step 2: Convert to fraction form
    347,030,756.25/516,939,289.63 = 328,234,435.41/x
  3. Step 3: Cross multiply
    347,030,756.25x = 516,939,289.63 × 328,234,435.41
  4. Step 4: Simplify right side
    347,030,756.25x = 169,677,275,872,949,536
  5. Step 5: Solve for x
    x = 169,677,275,872,949,536/347,030,756.25
  6. Step 6: Final answer
    x = 488,940,166.88

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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.