Home / 104,946,020.20-157,419,030.30-100,694,492.20

Finding the Fourth Proportional to 104,946,020.20, 157,419,030.30 and 100,694,492.20

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Solution

The fourth proportional to 104,946,020.20, 157,419,030.30 and 100,694,492.20 is: 151,041,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,946,020.20 : 157,419,030.30 = 100,694,492.20 : x
  2. Step 2: Convert to fraction form
    104,946,020.20/157,419,030.30 = 100,694,492.20/x
  3. Step 3: Cross multiply
    104,946,020.20x = 157,419,030.30 × 100,694,492.20
  4. Step 4: Simplify right side
    104,946,020.20x = 15,851,229,318,674,916
  5. Step 5: Solve for x
    x = 15,851,229,318,674,916/104,946,020.20
  6. Step 6: Final answer
    x = 151,041,738.30

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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.