Home / 275,658,147.84-380,426,653.44-151,898,805.76

Finding the Fourth Proportional to 275,658,147.84, 380,426,653.44 and 151,898,805.76

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Solution

The fourth proportional to 275,658,147.84, 380,426,653.44 and 151,898,805.76 is: 209,630,496.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,658,147.84 : 380,426,653.44 = 151,898,805.76 : x
  2. Step 2: Convert to fraction form
    275,658,147.84/380,426,653.44 = 151,898,805.76/x
  3. Step 3: Cross multiply
    275,658,147.84x = 380,426,653.44 × 151,898,805.76
  4. Step 4: Simplify right side
    275,658,147.84x = 57,786,354,336,809,392
  5. Step 5: Solve for x
    x = 57,786,354,336,809,392/275,658,147.84
  6. Step 6: Final answer
    x = 209,630,496.29

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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.