Home / 8,199,792,072.30-12,299,688,108.45-3,778,202,952.30

Finding the Fourth Proportional to 8,199,792,072.30, 12,299,688,108.45 and 3,778,202,952.30

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Solution

The fourth proportional to 8,199,792,072.30, 12,299,688,108.45 and 3,778,202,952.30 is: 5,667,304,428.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,792,072.30 : 12,299,688,108.45 = 3,778,202,952.30 : x
  2. Step 2: Convert to fraction form
    8,199,792,072.30/12,299,688,108.45 = 3,778,202,952.30/x
  3. Step 3: Cross multiply
    8,199,792,072.30x = 12,299,688,108.45 × 3,778,202,952.30
  4. Step 4: Simplify right side
    8,199,792,072.30x = 46,470,717,923,714,998,272
  5. Step 5: Solve for x
    x = 46,470,717,923,714,998,272/8,199,792,072.30
  6. Step 6: Final answer
    x = 5,667,304,428.45

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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.