Home / 138,270,258.24-190,810,729.26-75,545,008.89

Finding the Fourth Proportional to 138,270,258.24, 190,810,729.26 and 75,545,008.89

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Solution

The fourth proportional to 138,270,258.24, 190,810,729.26 and 75,545,008.89 is: 104,250,895.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,270,258.24 : 190,810,729.26 = 75,545,008.89 : x
  2. Step 2: Convert to fraction form
    138,270,258.24/190,810,729.26 = 75,545,008.89/x
  3. Step 3: Cross multiply
    138,270,258.24x = 190,810,729.26 × 75,545,008.89
  4. Step 4: Simplify right side
    138,270,258.24x = 14,414,798,238,254,082
  5. Step 5: Solve for x
    x = 14,414,798,238,254,082/138,270,258.24
  6. Step 6: Final answer
    x = 104,250,895.47

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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.