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Finding the Fourth Proportional to 573,367,963.52, 791,314,963.80 and 325,886,518.64

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Solution

The fourth proportional to 573,367,963.52, 791,314,963.80 and 325,886,518.64 is: 449,761,575.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,367,963.52 : 791,314,963.80 = 325,886,518.64 : x
  2. Step 2: Convert to fraction form
    573,367,963.52/791,314,963.80 = 325,886,518.64/x
  3. Step 3: Cross multiply
    573,367,963.52x = 791,314,963.80 × 325,886,518.64
  4. Step 4: Simplify right side
    573,367,963.52x = 257,878,878,700,519,584
  5. Step 5: Solve for x
    x = 257,878,878,700,519,584/573,367,963.52
  6. Step 6: Final answer
    x = 449,761,575.65

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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.