Home / 540,583,416.07-746,060,716.40-328,905,274.37

Finding the Fourth Proportional to 540,583,416.07, 746,060,716.40 and 328,905,274.37

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Solution

The fourth proportional to 540,583,416.07, 746,060,716.40 and 328,905,274.37 is: 453,923,108.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,583,416.07 : 746,060,716.40 = 328,905,274.37 : x
  2. Step 2: Convert to fraction form
    540,583,416.07/746,060,716.40 = 328,905,274.37/x
  3. Step 3: Cross multiply
    540,583,416.07x = 746,060,716.40 × 328,905,274.37
  4. Step 4: Simplify right side
    540,583,416.07x = 245,383,304,618,845,920
  5. Step 5: Solve for x
    x = 245,383,304,618,845,920/540,583,416.07
  6. Step 6: Final answer
    x = 453,923,108.49

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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.