Home / 607,134,168.45-837,845,432.64-328,675,691.88

Finding the Fourth Proportional to 607,134,168.45, 837,845,432.64 and 328,675,691.88

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Solution

The fourth proportional to 607,134,168.45, 837,845,432.64 and 328,675,691.88 is: 453,572,606.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,134,168.45 : 837,845,432.64 = 328,675,691.88 : x
  2. Step 2: Convert to fraction form
    607,134,168.45/837,845,432.64 = 328,675,691.88/x
  3. Step 3: Cross multiply
    607,134,168.45x = 837,845,432.64 × 328,675,691.88
  4. Step 4: Simplify right side
    607,134,168.45x = 275,379,427,261,449,920
  5. Step 5: Solve for x
    x = 275,379,427,261,449,920/607,134,168.45
  6. Step 6: Final answer
    x = 453,572,606.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.