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Finding the Fourth Proportional to 629,856,551.40, 944,784,827.10 and 566,367,066.60

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Solution

The fourth proportional to 629,856,551.40, 944,784,827.10 and 566,367,066.60 is: 849,550,599.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,551.40 : 944,784,827.10 = 566,367,066.60 : x
  2. Step 2: Convert to fraction form
    629,856,551.40/944,784,827.10 = 566,367,066.60/x
  3. Step 3: Cross multiply
    629,856,551.40x = 944,784,827.10 × 566,367,066.60
  4. Step 4: Simplify right side
    629,856,551.40x = 535,095,011,092,815,232
  5. Step 5: Solve for x
    x = 535,095,011,092,815,232/629,856,551.40
  6. Step 6: Final answer
    x = 849,550,599.90

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Double scale
Find fourth proportional to 629,856,552.40, 944,784,828.60 and 566,367,067.60
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.