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Finding the Fourth Proportional to 629,955,086.40, 944,932,629.60 and 566,465,601.60

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Solution

The fourth proportional to 629,955,086.40, 944,932,629.60 and 566,465,601.60 is: 849,698,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,955,086.40 : 944,932,629.60 = 566,465,601.60 : x
  2. Step 2: Convert to fraction form
    629,955,086.40/944,932,629.60 = 566,465,601.60/x
  3. Step 3: Cross multiply
    629,955,086.40x = 944,932,629.60 × 566,465,601.60
  4. Step 4: Simplify right side
    629,955,086.40x = 535,271,830,497,833,984
  5. Step 5: Solve for x
    x = 535,271,830,497,833,984/629,955,086.40
  6. Step 6: Final answer
    x = 849,698,402.40

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Double scale
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Similar ratio
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1.5x scale

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.