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Finding the Fourth Proportional to 2,040,793,472.40, 2,862,552,817.20 and 2,040,793,472.40

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Solution

The fourth proportional to 2,040,793,472.40, 2,862,552,817.20 and 2,040,793,472.40 is: 2,862,552,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,793,472.40 : 2,862,552,817.20 = 2,040,793,472.40 : x
  2. Step 2: Convert to fraction form
    2,040,793,472.40/2,862,552,817.20 = 2,040,793,472.40/x
  3. Step 3: Cross multiply
    2,040,793,472.40x = 2,862,552,817.20 × 2,040,793,472.40
  4. Step 4: Simplify right side
    2,040,793,472.40x = 5,841,879,103,741,989,888
  5. Step 5: Solve for x
    x = 5,841,879,103,741,989,888/2,040,793,472.40
  6. Step 6: Final answer
    x = 2,862,552,817.20

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.