Home / 1,410,106,851.40-2,115,160,277.10-440,756,912.20

Finding the Fourth Proportional to 1,410,106,851.40, 2,115,160,277.10 and 440,756,912.20

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Solution

The fourth proportional to 1,410,106,851.40, 2,115,160,277.10 and 440,756,912.20 is: 661,135,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,106,851.40 : 2,115,160,277.10 = 440,756,912.20 : x
  2. Step 2: Convert to fraction form
    1,410,106,851.40/2,115,160,277.10 = 440,756,912.20/x
  3. Step 3: Cross multiply
    1,410,106,851.40x = 2,115,160,277.10 × 440,756,912.20
  4. Step 4: Simplify right side
    1,410,106,851.40x = 932,271,512,542,692,352
  5. Step 5: Solve for x
    x = 932,271,512,542,692,352/1,410,106,851.40
  6. Step 6: Final answer
    x = 661,135,368.30

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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.