Home / 12,258,722,214.87-18,388,083,565.59-2,942,470,144.80

Finding the Fourth Proportional to 12,258,722,214.87, 18,388,083,565.59 and 2,942,470,144.80

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Solution

The fourth proportional to 12,258,722,214.87, 18,388,083,565.59 and 2,942,470,144.80 is: 4,413,705,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,722,214.87 : 18,388,083,565.59 = 2,942,470,144.80 : x
  2. Step 2: Convert to fraction form
    12,258,722,214.87/18,388,083,565.59 = 2,942,470,144.80/x
  3. Step 3: Cross multiply
    12,258,722,214.87x = 18,388,083,565.59 × 2,942,470,144.80
  4. Step 4: Simplify right side
    12,258,722,214.87x = 54,106,386,911,836,110,848
  5. Step 5: Solve for x
    x = 54,106,386,911,836,110,848/12,258,722,214.87
  6. Step 6: Final answer
    x = 4,413,705,275.60

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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.