Home / 1,351,203,032.10-2,026,804,548.15-431,172,372.90

Finding the Fourth Proportional to 1,351,203,032.10, 2,026,804,548.15 and 431,172,372.90

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Solution

The fourth proportional to 1,351,203,032.10, 2,026,804,548.15 and 431,172,372.90 is: 646,758,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,203,032.10 : 2,026,804,548.15 = 431,172,372.90 : x
  2. Step 2: Convert to fraction form
    1,351,203,032.10/2,026,804,548.15 = 431,172,372.90/x
  3. Step 3: Cross multiply
    1,351,203,032.10x = 2,026,804,548.15 × 431,172,372.90
  4. Step 4: Simplify right side
    1,351,203,032.10x = 873,902,126,430,347,776
  5. Step 5: Solve for x
    x = 873,902,126,430,347,776/1,351,203,032.10
  6. Step 6: Final answer
    x = 646,758,559.35

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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.