Home / 343,334,859.48-473,814,565.47-196,685,487

Finding the Fourth Proportional to 343,334,859.48, 473,814,565.47 and 196,685,487

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Solution

The fourth proportional to 343,334,859.48, 473,814,565.47 and 196,685,487 is: 271,433,109.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,334,859.48 : 473,814,565.47 = 196,685,487 : x
  2. Step 2: Convert to fraction form
    343,334,859.48/473,814,565.47 = 196,685,487/x
  3. Step 3: Cross multiply
    343,334,859.48x = 473,814,565.47 × 196,685,487
  4. Step 4: Simplify right side
    343,334,859.48x = 93,192,448,557,160,336
  5. Step 5: Solve for x
    x = 93,192,448,557,160,336/343,334,859.48
  6. Step 6: Final answer
    x = 271,433,109.64

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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.