Home / 97,859,193.80-146,788,790.70-40,321,848.20

Finding the Fourth Proportional to 97,859,193.80, 146,788,790.70 and 40,321,848.20

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Solution

The fourth proportional to 97,859,193.80, 146,788,790.70 and 40,321,848.20 is: 60,482,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,859,193.80 : 146,788,790.70 = 40,321,848.20 : x
  2. Step 2: Convert to fraction form
    97,859,193.80/146,788,790.70 = 40,321,848.20/x
  3. Step 3: Cross multiply
    97,859,193.80x = 146,788,790.70 × 40,321,848.20
  4. Step 4: Simplify right side
    97,859,193.80x = 5,918,795,336,066,972
  5. Step 5: Solve for x
    x = 5,918,795,336,066,972/97,859,193.80
  6. Step 6: Final answer
    x = 60,482,772.30

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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.