Home / 3,195,164,006.40-4,792,746,009.60-2,679,185,971.20

Finding the Fourth Proportional to 3,195,164,006.40, 4,792,746,009.60 and 2,679,185,971.20

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Solution

The fourth proportional to 3,195,164,006.40, 4,792,746,009.60 and 2,679,185,971.20 is: 4,018,778,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195,164,006.40 : 4,792,746,009.60 = 2,679,185,971.20 : x
  2. Step 2: Convert to fraction form
    3,195,164,006.40/4,792,746,009.60 = 2,679,185,971.20/x
  3. Step 3: Cross multiply
    3,195,164,006.40x = 4,792,746,009.60 × 2,679,185,971.20
  4. Step 4: Simplify right side
    3,195,164,006.40x = 12,840,657,872,445,100,032
  5. Step 5: Solve for x
    x = 12,840,657,872,445,100,032/3,195,164,006.40
  6. Step 6: Final answer
    x = 4,018,778,956.80

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Double scale
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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.