Home / 252,247,315.72-348,100,814.64-140,731,521.52

Finding the Fourth Proportional to 252,247,315.72, 348,100,814.64 and 140,731,521.52

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Solution

The fourth proportional to 252,247,315.72, 348,100,814.64 and 140,731,521.52 is: 194,209,231.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,247,315.72 : 348,100,814.64 = 140,731,521.52 : x
  2. Step 2: Convert to fraction form
    252,247,315.72/348,100,814.64 = 140,731,521.52/x
  3. Step 3: Cross multiply
    252,247,315.72x = 348,100,814.64 × 140,731,521.52
  4. Step 4: Simplify right side
    252,247,315.72x = 48,988,757,286,638,696
  5. Step 5: Solve for x
    x = 48,988,757,286,638,696/252,247,315.72
  6. Step 6: Final answer
    x = 194,209,231.31

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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.