Home / 195,315,053.63-421,296,899.63

Finding the Third Proportional to 195,315,053.63 and 421,296,899.63

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Solution

The third proportional to 195,315,053.63 and 421,296,899.63 is: 908,742,436.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,315,053.63 : 421,296,899.63 = 421,296,899.63 : x
  2. Step 2: Convert to fraction form
    195,315,053.63/421,296,899.63 = 421,296,899.63/x
  3. Step 3: Cross multiply
    195,315,053.63x = 421,296,899.63 × 421,296,899.63
  4. Step 4: Simplify right side
    195,315,053.63x = 177,491,077,633,637,312
  5. Step 5: Solve for x
    x = 177,491,077,633,637,312/195,315,053.63
  6. Step 6: Final answer
    x = 908,742,436.08

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.