Home / 148,950,630.29-205,534,012.82-82,854,427.39

Finding the Fourth Proportional to 148,950,630.29, 205,534,012.82 and 82,854,427.39

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Solution

The fourth proportional to 148,950,630.29, 205,534,012.82 and 82,854,427.39 is: 114,329,176.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,950,630.29 : 205,534,012.82 = 82,854,427.39 : x
  2. Step 2: Convert to fraction form
    148,950,630.29/205,534,012.82 = 82,854,427.39/x
  3. Step 3: Cross multiply
    148,950,630.29x = 205,534,012.82 × 82,854,427.39
  4. Step 4: Simplify right side
    148,950,630.29x = 17,029,402,940,441,912
  5. Step 5: Solve for x
    x = 17,029,402,940,441,912/148,950,630.29
  6. Step 6: Final answer
    x = 114,329,176.77

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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.