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Finding the Third Proportional to 2,878,750,220 and 4,422,881,581

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Solution

The third proportional to 2,878,750,220 and 4,422,881,581 is: 6,795,268,774.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,750,220 : 4,422,881,581 = 4,422,881,581 : x
  2. Step 2: Convert to fraction form
    2,878,750,220/4,422,881,581 = 4,422,881,581/x
  3. Step 3: Cross multiply
    2,878,750,220x = 4,422,881,581 × 4,422,881,581
  4. Step 4: Simplify right side
    2,878,750,220x = 19,561,881,479,549,059,072
  5. Step 5: Solve for x
    x = 19,561,881,479,549,059,072/2,878,750,220
  6. Step 6: Final answer
    x = 6,795,268,774.50

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.