Home / 745,760,023.70-1,028,968,859.72-481,385,397.83

Finding the Fourth Proportional to 745,760,023.70, 1,028,968,859.72 and 481,385,397.83

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Solution

The fourth proportional to 745,760,023.70, 1,028,968,859.72 and 481,385,397.83 is: 664,195,677.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,760,023.70 : 1,028,968,859.72 = 481,385,397.83 : x
  2. Step 2: Convert to fraction form
    745,760,023.70/1,028,968,859.72 = 481,385,397.83/x
  3. Step 3: Cross multiply
    745,760,023.70x = 1,028,968,859.72 × 481,385,397.83
  4. Step 4: Simplify right side
    745,760,023.70x = 495,330,583,887,052,224
  5. Step 5: Solve for x
    x = 495,330,583,887,052,224/745,760,023.70
  6. Step 6: Final answer
    x = 664,195,677.09

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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.