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Finding the Third Proportional to 1,342,853,285 and 2,889,779,975

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Solution

The third proportional to 1,342,853,285 and 2,889,779,975 is: 6,218,719,794.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,853,285 : 2,889,779,975 = 2,889,779,975 : x
  2. Step 2: Convert to fraction form
    1,342,853,285/2,889,779,975 = 2,889,779,975/x
  3. Step 3: Cross multiply
    1,342,853,285x = 2,889,779,975 × 2,889,779,975
  4. Step 4: Simplify right side
    1,342,853,285x = 8,350,828,303,911,001,088
  5. Step 5: Solve for x
    x = 8,350,828,303,911,001,088/1,342,853,285
  6. Step 6: Final answer
    x = 6,218,719,794.03

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.