Home / 1,477,239,287.54-2,038,638,541.59-808,168,811.04

Finding the Fourth Proportional to 1,477,239,287.54, 2,038,638,541.59 and 808,168,811.04

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Solution

The fourth proportional to 1,477,239,287.54, 2,038,638,541.59 and 808,168,811.04 is: 1,115,299,396.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,239,287.54 : 2,038,638,541.59 = 808,168,811.04 : x
  2. Step 2: Convert to fraction form
    1,477,239,287.54/2,038,638,541.59 = 808,168,811.04/x
  3. Step 3: Cross multiply
    1,477,239,287.54x = 2,038,638,541.59 × 808,168,811.04
  4. Step 4: Simplify right side
    1,477,239,287.54x = 1,647,564,086,297,109,760
  5. Step 5: Solve for x
    x = 1,647,564,086,297,109,760/1,477,239,287.54
  6. Step 6: Final answer
    x = 1,115,299,396.79

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1.5x scale

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.