Home / 215,161,071.04-296,899,384.34-121,073,578.37

Finding the Fourth Proportional to 215,161,071.04, 296,899,384.34 and 121,073,578.37

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Solution

The fourth proportional to 215,161,071.04, 296,899,384.34 and 121,073,578.37 is: 167,068,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,161,071.04 : 296,899,384.34 = 121,073,578.37 : x
  2. Step 2: Convert to fraction form
    215,161,071.04/296,899,384.34 = 121,073,578.37/x
  3. Step 3: Cross multiply
    215,161,071.04x = 296,899,384.34 × 121,073,578.37
  4. Step 4: Simplify right side
    215,161,071.04x = 35,946,670,877,893,740
  5. Step 5: Solve for x
    x = 35,946,670,877,893,740/215,161,071.04
  6. Step 6: Final answer
    x = 167,068,655.61

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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.