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Finding the Fourth Proportional to 573,367,961.52, 791,314,961.04 and 325,886,516.64

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Solution

The fourth proportional to 573,367,961.52, 791,314,961.04 and 325,886,516.64 is: 449,761,572.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,367,961.52 : 791,314,961.04 = 325,886,516.64 : x
  2. Step 2: Convert to fraction form
    573,367,961.52/791,314,961.04 = 325,886,516.64/x
  3. Step 3: Cross multiply
    573,367,961.52x = 791,314,961.04 × 325,886,516.64
  4. Step 4: Simplify right side
    573,367,961.52x = 257,878,876,218,442,880
  5. Step 5: Solve for x
    x = 257,878,876,218,442,880/573,367,961.52
  6. Step 6: Final answer
    x = 449,761,572.89

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1.5x scale

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.