Home / 15,881,198,980.80-23,822,694,266.40-4,840,075,243.20

Finding the Fourth Proportional to 15,881,198,980.80, 23,822,694,266.40 and 4,840,075,243.20

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Solution

The fourth proportional to 15,881,198,980.80, 23,822,694,266.40 and 4,840,075,243.20 is: 7,260,385,874.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,881,198,980.80 : 23,822,694,266.40 = 4,840,075,243.20 : x
  2. Step 2: Convert to fraction form
    15,881,198,980.80/23,822,694,266.40 = 4,840,075,243.20/x
  3. Step 3: Cross multiply
    15,881,198,980.80x = 23,822,694,266.40 × 4,840,075,243.20
  4. Step 4: Simplify right side
    15,881,198,980.80x = 115,303,632,745,125,232,640
  5. Step 5: Solve for x
    x = 115,303,632,745,125,232,640/15,881,198,980.80
  6. Step 6: Final answer
    x = 7,260,385,874.17

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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.