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Finding the Fourth Proportional to 112,330,896.20, 157,716,751 and 112,330,896.20

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Solution

The fourth proportional to 112,330,896.20, 157,716,751 and 112,330,896.20 is: 157,716,751

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,330,896.20 : 157,716,751 = 112,330,896.20 : x
  2. Step 2: Convert to fraction form
    112,330,896.20/157,716,751 = 112,330,896.20/x
  3. Step 3: Cross multiply
    112,330,896.20x = 157,716,751 × 112,330,896.20
  4. Step 4: Simplify right side
    112,330,896.20x = 17,716,463,985,582,246
  5. Step 5: Solve for x
    x = 17,716,463,985,582,246/112,330,896.20
  6. Step 6: Final answer
    x = 157,716,751

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.