Home / 1,812,159,821,792.10-2,504,051,775,269-1,290,409,423,644.20

Finding the Fourth Proportional to 1,812,159,821,792.10, 2,504,051,775,269 and 1,290,409,423,644.20

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Solution

The fourth proportional to 1,812,159,821,792.10, 2,504,051,775,269 and 1,290,409,423,644.20 is: 1,783,094,387,836.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,159,821,792.10 : 2,504,051,775,269 = 1,290,409,423,644.20 : x
  2. Step 2: Convert to fraction form
    1,812,159,821,792.10/2,504,051,775,269 = 1,290,409,423,644.20/x
  3. Step 3: Cross multiply
    1,812,159,821,792.10x = 2,504,051,775,269 × 1,290,409,423,644.20
  4. Step 4: Simplify right side
    1,812,159,821,792.10x = 3,231,252,008,100,106,258,612,224
  5. Step 5: Solve for x
    x = 3,231,252,008,100,106,258,612,224/1,812,159,821,792.10
  6. Step 6: Final answer
    x = 1,783,094,387,836.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.