Home / 351,175,769.35-484,587,243.18-194,513,605.57

Finding the Fourth Proportional to 351,175,769.35, 484,587,243.18 and 194,513,605.57

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Solution

The fourth proportional to 351,175,769.35, 484,587,243.18 and 194,513,605.57 is: 268,409,213.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,175,769.35 : 484,587,243.18 = 194,513,605.57 : x
  2. Step 2: Convert to fraction form
    351,175,769.35/484,587,243.18 = 194,513,605.57/x
  3. Step 3: Cross multiply
    351,175,769.35x = 484,587,243.18 × 194,513,605.57
  4. Step 4: Simplify right side
    351,175,769.35x = 94,258,811,884,168,192
  5. Step 5: Solve for x
    x = 94,258,811,884,168,192/351,175,769.35
  6. Step 6: Final answer
    x = 268,409,213.02

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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.