Home / 746,679,020.70-1,030,417,149.42-412,151,606.26

Finding the Fourth Proportional to 746,679,020.70, 1,030,417,149.42 and 412,151,606.26

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Solution

The fourth proportional to 746,679,020.70, 1,030,417,149.42 and 412,151,606.26 is: 568,769,272.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,679,020.70 : 1,030,417,149.42 = 412,151,606.26 : x
  2. Step 2: Convert to fraction form
    746,679,020.70/1,030,417,149.42 = 412,151,606.26/x
  3. Step 3: Cross multiply
    746,679,020.70x = 1,030,417,149.42 × 412,151,606.26
  4. Step 4: Simplify right side
    746,679,020.70x = 424,688,083,251,303,424
  5. Step 5: Solve for x
    x = 424,688,083,251,303,424/746,679,020.70
  6. Step 6: Final answer
    x = 568,769,272.31

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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.