Home / 134,499,540.70-185,603,631.41-74,957,668.51

Finding the Fourth Proportional to 134,499,540.70, 185,603,631.41 and 74,957,668.51

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Solution

The fourth proportional to 134,499,540.70, 185,603,631.41 and 74,957,668.51 is: 103,438,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,499,540.70 : 185,603,631.41 = 74,957,668.51 : x
  2. Step 2: Convert to fraction form
    134,499,540.70/185,603,631.41 = 74,957,668.51/x
  3. Step 3: Cross multiply
    134,499,540.70x = 185,603,631.41 × 74,957,668.51
  4. Step 4: Simplify right side
    134,499,540.70x = 13,912,415,477,483,004
  5. Step 5: Solve for x
    x = 13,912,415,477,483,004/134,499,540.70
  6. Step 6: Final answer
    x = 103,438,386.52

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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.