Home / 343,334,857.48-473,814,562.71-196,685,485

Finding the Fourth Proportional to 343,334,857.48, 473,814,562.71 and 196,685,485

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Solution

The fourth proportional to 343,334,857.48, 473,814,562.71 and 196,685,485 is: 271,433,106.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,334,857.48 : 473,814,562.71 = 196,685,485 : x
  2. Step 2: Convert to fraction form
    343,334,857.48/473,814,562.71 = 196,685,485/x
  3. Step 3: Cross multiply
    343,334,857.48x = 473,814,562.71 × 196,685,485
  4. Step 4: Simplify right side
    343,334,857.48x = 93,192,447,066,679,264
  5. Step 5: Solve for x
    x = 93,192,447,066,679,264/343,334,857.48
  6. Step 6: Final answer
    x = 271,433,106.88

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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.