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Finding the Fourth Proportional to 7,866,396,032.40, 11,799,594,048.60 and 7,866,396,032.40

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Solution

The fourth proportional to 7,866,396,032.40, 11,799,594,048.60 and 7,866,396,032.40 is: 11,799,594,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,866,396,032.40 : 11,799,594,048.60 = 7,866,396,032.40 : x
  2. Step 2: Convert to fraction form
    7,866,396,032.40/11,799,594,048.60 = 7,866,396,032.40/x
  3. Step 3: Cross multiply
    7,866,396,032.40x = 11,799,594,048.60 × 7,866,396,032.40
  4. Step 4: Simplify right side
    7,866,396,032.40x = 92,820,279,807,837,683,712
  5. Step 5: Solve for x
    x = 92,820,279,807,837,683,712/7,866,396,032.40
  6. Step 6: Final answer
    x = 11,799,594,048.60

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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.