Home / 499,063,255.40-748,644,908.70-171,495,626.60

Finding the Fourth Proportional to 499,063,255.40, 748,644,908.70 and 171,495,626.60

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Solution

The fourth proportional to 499,063,255.40, 748,644,908.70 and 171,495,626.60 is: 257,260,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,063,255.40 : 748,644,908.70 = 171,495,626.60 : x
  2. Step 2: Convert to fraction form
    499,063,255.40/748,644,908.70 = 171,495,626.60/x
  3. Step 3: Cross multiply
    499,063,255.40x = 748,644,908.70 × 171,495,626.60
  4. Step 4: Simplify right side
    499,063,255.40x = 128,389,327,718,406,288
  5. Step 5: Solve for x
    x = 128,389,327,718,406,288/499,063,255.40
  6. Step 6: Final answer
    x = 257,260,630.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.