Home / 748,028,081.40-1,032,229,561.50-430,437,067.56

Finding the Fourth Proportional to 748,028,081.40, 1,032,229,561.50 and 430,437,067.56

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Solution

The fourth proportional to 748,028,081.40, 1,032,229,561.50 and 430,437,067.56 is: 593,974,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,028,081.40 : 1,032,229,561.50 = 430,437,067.56 : x
  2. Step 2: Convert to fraction form
    748,028,081.40/1,032,229,561.50 = 430,437,067.56/x
  3. Step 3: Cross multiply
    748,028,081.40x = 1,032,229,561.50 × 430,437,067.56
  4. Step 4: Simplify right side
    748,028,081.40x = 444,309,865,500,804,672
  5. Step 5: Solve for x
    x = 444,309,865,500,804,672/748,028,081.40
  6. Step 6: Final answer
    x = 593,974,847.40

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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.