Home / 147,705,665.82-221,360,453.77-114,955,780.06

Finding the Fourth Proportional to 147,705,665.82, 221,360,453.77 and 114,955,780.06

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Solution

The fourth proportional to 147,705,665.82, 221,360,453.77 and 114,955,780.06 is: 172,279,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,705,665.82 : 221,360,453.77 = 114,955,780.06 : x
  2. Step 2: Convert to fraction form
    147,705,665.82/221,360,453.77 = 114,955,780.06/x
  3. Step 3: Cross multiply
    147,705,665.82x = 221,360,453.77 × 114,955,780.06
  4. Step 4: Simplify right side
    147,705,665.82x = 25,446,663,637,565,920
  5. Step 5: Solve for x
    x = 25,446,663,637,565,920/147,705,665.82
  6. Step 6: Final answer
    x = 172,279,536.44

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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.