Home / 147,609,670.58-221,328,844.59-69,885,922.05

Finding the Fourth Proportional to 147,609,670.58, 221,328,844.59 and 69,885,922.05

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Solution

The fourth proportional to 147,609,670.58, 221,328,844.59 and 69,885,922.05 is: 104,788,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,609,670.58 : 221,328,844.59 = 69,885,922.05 : x
  2. Step 2: Convert to fraction form
    147,609,670.58/221,328,844.59 = 69,885,922.05/x
  3. Step 3: Cross multiply
    147,609,670.58x = 221,328,844.59 × 69,885,922.05
  4. Step 4: Simplify right side
    147,609,670.58x = 15,467,770,380,433,304
  5. Step 5: Solve for x
    x = 15,467,770,380,433,304/147,609,670.58
  6. Step 6: Final answer
    x = 104,788,326.67

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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.