Home / 744,187,369.35-1,026,991,630.32-405,105,595.41

Finding the Fourth Proportional to 744,187,369.35, 1,026,991,630.32 and 405,105,595.41

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Solution

The fourth proportional to 744,187,369.35, 1,026,991,630.32 and 405,105,595.41 is: 559,052,831.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,187,369.35 : 1,026,991,630.32 = 405,105,595.41 : x
  2. Step 2: Convert to fraction form
    744,187,369.35/1,026,991,630.32 = 405,105,595.41/x
  3. Step 3: Cross multiply
    744,187,369.35x = 1,026,991,630.32 × 405,105,595.41
  4. Step 4: Simplify right side
    744,187,369.35x = 416,040,055,881,870,272
  5. Step 5: Solve for x
    x = 416,040,055,881,870,272/744,187,369.35
  6. Step 6: Final answer
    x = 559,052,831.34

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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.