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Finding the Third Proportional to 158,879,691 and 342,840,370.50

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Solution

The third proportional to 158,879,691 and 342,840,370.50 is: 739,802,040.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,879,691 : 342,840,370.50 = 342,840,370.50 : x
  2. Step 2: Convert to fraction form
    158,879,691/342,840,370.50 = 342,840,370.50/x
  3. Step 3: Cross multiply
    158,879,691x = 342,840,370.50 × 342,840,370.50
  4. Step 4: Simplify right side
    158,879,691x = 117,539,519,644,577,264
  5. Step 5: Solve for x
    x = 117,539,519,644,577,264/158,879,691
  6. Step 6: Final answer
    x = 739,802,040.81

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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.