Home / 157,882,955.44-217,867,417.92-91,798,765.35

Finding the Fourth Proportional to 157,882,955.44, 217,867,417.92 and 91,798,765.35

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Solution

The fourth proportional to 157,882,955.44, 217,867,417.92 and 91,798,765.35 is: 126,675,865.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,882,955.44 : 217,867,417.92 = 91,798,765.35 : x
  2. Step 2: Convert to fraction form
    157,882,955.44/217,867,417.92 = 91,798,765.35/x
  3. Step 3: Cross multiply
    157,882,955.44x = 217,867,417.92 × 91,798,765.35
  4. Step 4: Simplify right side
    157,882,955.44x = 19,999,959,975,048,464
  5. Step 5: Solve for x
    x = 19,999,959,975,048,464/157,882,955.44
  6. Step 6: Final answer
    x = 126,675,865.16

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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.