Home / 629,857,230.40-944,785,845.60-572,461,602.40

Finding the Fourth Proportional to 629,857,230.40, 944,785,845.60 and 572,461,602.40

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Solution

The fourth proportional to 629,857,230.40, 944,785,845.60 and 572,461,602.40 is: 858,692,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,230.40 : 944,785,845.60 = 572,461,602.40 : x
  2. Step 2: Convert to fraction form
    629,857,230.40/944,785,845.60 = 572,461,602.40/x
  3. Step 3: Cross multiply
    629,857,230.40x = 944,785,845.60 × 572,461,602.40
  4. Step 4: Simplify right side
    629,857,230.40x = 540,853,619,097,014,976
  5. Step 5: Solve for x
    x = 540,853,619,097,014,976/629,857,230.40
  6. Step 6: Final answer
    x = 858,692,403.60

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Half scale
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Double scale
Find fourth proportional to 629,857,231.40, 944,785,847.10 and 572,461,603.40
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.