Home / 578,046,724.26-797,705,249.59-313,728,717.39

Finding the Fourth Proportional to 578,046,724.26, 797,705,249.59 and 313,728,717.39

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Solution

The fourth proportional to 578,046,724.26, 797,705,249.59 and 313,728,717.39 is: 432,946,047.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,046,724.26 : 797,705,249.59 = 313,728,717.39 : x
  2. Step 2: Convert to fraction form
    578,046,724.26/797,705,249.59 = 313,728,717.39/x
  3. Step 3: Cross multiply
    578,046,724.26x = 797,705,249.59 × 313,728,717.39
  4. Step 4: Simplify right side
    578,046,724.26x = 250,263,044,805,152,000
  5. Step 5: Solve for x
    x = 250,263,044,805,152,000/578,046,724.26
  6. Step 6: Final answer
    x = 432,946,047.96

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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.