Home / 186,197,080-279,303,480.88-55,039,655.54

Finding the Fourth Proportional to 186,197,080, 279,303,480.88 and 55,039,655.54

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Solution

The fourth proportional to 186,197,080, 279,303,480.88 and 55,039,655.54 is: 82,561,806.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,197,080 : 279,303,480.88 = 55,039,655.54 : x
  2. Step 2: Convert to fraction form
    186,197,080/279,303,480.88 = 55,039,655.54/x
  3. Step 3: Cross multiply
    186,197,080x = 279,303,480.88 × 55,039,655.54
  4. Step 4: Simplify right side
    186,197,080x = 15,372,767,378,758,176
  5. Step 5: Solve for x
    x = 15,372,767,378,758,176/186,197,080
  6. Step 6: Final answer
    x = 82,561,806.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.