Home / 319,578,170.26-479,505,353.93-171,853,068.01

Finding the Fourth Proportional to 319,578,170.26, 479,505,353.93 and 171,853,068.01

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Solution

The fourth proportional to 319,578,170.26, 479,505,353.93 and 171,853,068.01 is: 257,853,864.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,578,170.26 : 479,505,353.93 = 171,853,068.01 : x
  2. Step 2: Convert to fraction form
    319,578,170.26/479,505,353.93 = 171,853,068.01/x
  3. Step 3: Cross multiply
    319,578,170.26x = 479,505,353.93 × 171,853,068.01
  4. Step 4: Simplify right side
    319,578,170.26x = 82,404,466,199,666,768
  5. Step 5: Solve for x
    x = 82,404,466,199,666,768/319,578,170.26
  6. Step 6: Final answer
    x = 257,853,864.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.