Home / 683,025,849.19-942,575,987.71-369,760,063.51

Finding the Fourth Proportional to 683,025,849.19, 942,575,987.71 and 369,760,063.51

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Solution

The fourth proportional to 683,025,849.19, 942,575,987.71 and 369,760,063.51 is: 510,269,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,025,849.19 : 942,575,987.71 = 369,760,063.51 : x
  2. Step 2: Convert to fraction form
    683,025,849.19/942,575,987.71 = 369,760,063.51/x
  3. Step 3: Cross multiply
    683,025,849.19x = 942,575,987.71 × 369,760,063.51
  4. Step 4: Simplify right side
    683,025,849.19x = 348,526,957,076,017,600
  5. Step 5: Solve for x
    x = 348,526,957,076,017,600/683,025,849.19
  6. Step 6: Final answer
    x = 510,269,058.61

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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.