Home / 294,208,853.28-406,008,198.48-170,521,275.12

Finding the Fourth Proportional to 294,208,853.28, 406,008,198.48 and 170,521,275.12

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Solution

The fourth proportional to 294,208,853.28, 406,008,198.48 and 170,521,275.12 is: 235,319,348.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,208,853.28 : 406,008,198.48 = 170,521,275.12 : x
  2. Step 2: Convert to fraction form
    294,208,853.28/406,008,198.48 = 170,521,275.12/x
  3. Step 3: Cross multiply
    294,208,853.28x = 406,008,198.48 × 170,521,275.12
  4. Step 4: Simplify right side
    294,208,853.28x = 69,233,035,713,983,648
  5. Step 5: Solve for x
    x = 69,233,035,713,983,648/294,208,853.28
  6. Step 6: Final answer
    x = 235,319,348.63

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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.