Home / 185,287,201.62-277,943,749.47-76,117,876.98

Finding the Fourth Proportional to 185,287,201.62, 277,943,749.47 and 76,117,876.98

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Solution

The fourth proportional to 185,287,201.62, 277,943,749.47 and 76,117,876.98 is: 114,182,134.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,287,201.62 : 277,943,749.47 = 76,117,876.98 : x
  2. Step 2: Convert to fraction form
    185,287,201.62/277,943,749.47 = 76,117,876.98/x
  3. Step 3: Cross multiply
    185,287,201.62x = 277,943,749.47 × 76,117,876.98
  4. Step 4: Simplify right side
    185,287,201.62x = 21,156,488,129,517,404
  5. Step 5: Solve for x
    x = 21,156,488,129,517,404/185,287,201.62
  6. Step 6: Final answer
    x = 114,182,134.25

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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.