Home / 319,608,674.84-479,426,965.32-101,275,106.96

Finding the Fourth Proportional to 319,608,674.84, 479,426,965.32 and 101,275,106.96

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Solution

The fourth proportional to 319,608,674.84, 479,426,965.32 and 101,275,106.96 is: 151,917,081.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,608,674.84 : 479,426,965.32 = 101,275,106.96 : x
  2. Step 2: Convert to fraction form
    319,608,674.84/479,426,965.32 = 101,275,106.96/x
  3. Step 3: Cross multiply
    319,608,674.84x = 479,426,965.32 × 101,275,106.96
  4. Step 4: Simplify right side
    319,608,674.84x = 48,554,017,192,291,208
  5. Step 5: Solve for x
    x = 48,554,017,192,291,208/319,608,674.84
  6. Step 6: Final answer
    x = 151,917,081.78

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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.