Home / 146,780,348.20-220,170,522.30-98,407,407.40

Finding the Fourth Proportional to 146,780,348.20, 220,170,522.30 and 98,407,407.40

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Solution

The fourth proportional to 146,780,348.20, 220,170,522.30 and 98,407,407.40 is: 147,611,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,780,348.20 : 220,170,522.30 = 98,407,407.40 : x
  2. Step 2: Convert to fraction form
    146,780,348.20/220,170,522.30 = 98,407,407.40/x
  3. Step 3: Cross multiply
    146,780,348.20x = 220,170,522.30 × 98,407,407.40
  4. Step 4: Simplify right side
    146,780,348.20x = 21,666,410,285,446,888
  5. Step 5: Solve for x
    x = 21,666,410,285,446,888/146,780,348.20
  6. Step 6: Final answer
    x = 147,611,111.10

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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.