Home / 408,265,258,137.06-563,404,091,850.70-225,360,759,869.30

Finding the Fourth Proportional to 408,265,258,137.06, 563,404,091,850.70 and 225,360,759,869.30

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Solution

The fourth proportional to 408,265,258,137.06, 563,404,091,850.70 and 225,360,759,869.30 is: 310,996,764,290.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,265,258,137.06 : 563,404,091,850.70 = 225,360,759,869.30 : x
  2. Step 2: Convert to fraction form
    408,265,258,137.06/563,404,091,850.70 = 225,360,759,869.30/x
  3. Step 3: Cross multiply
    408,265,258,137.06x = 563,404,091,850.70 × 225,360,759,869.30
  4. Step 4: Simplify right side
    408,265,258,137.06x = 126,969,174,252,946,626,445,312
  5. Step 5: Solve for x
    x = 126,969,174,252,946,626,445,312/408,265,258,137.06
  6. Step 6: Final answer
    x = 310,996,764,290.73

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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.