Home / 2,844,864,015.40-4,267,296,023.10-1,209,141,980.20

Finding the Fourth Proportional to 2,844,864,015.40, 4,267,296,023.10 and 1,209,141,980.20

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Solution

The fourth proportional to 2,844,864,015.40, 4,267,296,023.10 and 1,209,141,980.20 is: 1,813,712,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844,864,015.40 : 4,267,296,023.10 = 1,209,141,980.20 : x
  2. Step 2: Convert to fraction form
    2,844,864,015.40/4,267,296,023.10 = 1,209,141,980.20/x
  3. Step 3: Cross multiply
    2,844,864,015.40x = 4,267,296,023.10 × 1,209,141,980.20
  4. Step 4: Simplify right side
    2,844,864,015.40x = 5,159,766,763,470,718,976
  5. Step 5: Solve for x
    x = 5,159,766,763,470,718,976/2,844,864,015.40
  6. Step 6: Final answer
    x = 1,813,712,970.30

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Double scale
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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.