Home / 579,035,429.44-799,076,975.52-314,717,339.20

Finding the Fourth Proportional to 579,035,429.44, 799,076,975.52 and 314,717,339.20

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Solution

The fourth proportional to 579,035,429.44, 799,076,975.52 and 314,717,339.20 is: 434,314,321.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,035,429.44 : 799,076,975.52 = 314,717,339.20 : x
  2. Step 2: Convert to fraction form
    579,035,429.44/799,076,975.52 = 314,717,339.20/x
  3. Step 3: Cross multiply
    579,035,429.44x = 799,076,975.52 × 314,717,339.20
  4. Step 4: Simplify right side
    579,035,429.44x = 251,483,379,551,637,920
  5. Step 5: Solve for x
    x = 251,483,379,551,637,920/579,035,429.44
  6. Step 6: Final answer
    x = 434,314,321.31

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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.