Home / 83,054,940.45-124,582,410.68-39,913,741.05

Finding the Fourth Proportional to 83,054,940.45, 124,582,410.68 and 39,913,741.05

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Solution

The fourth proportional to 83,054,940.45, 124,582,410.68 and 39,913,741.05 is: 59,870,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,054,940.45 : 124,582,410.68 = 39,913,741.05 : x
  2. Step 2: Convert to fraction form
    83,054,940.45/124,582,410.68 = 39,913,741.05/x
  3. Step 3: Cross multiply
    83,054,940.45x = 124,582,410.68 × 39,913,741.05
  4. Step 4: Simplify right side
    83,054,940.45x = 4,972,550,079,066,705
  5. Step 5: Solve for x
    x = 4,972,550,079,066,705/83,054,940.45
  6. Step 6: Final answer
    x = 59,870,611.58

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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.