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Finding the Third Proportional to 222,835,804.95 and 488,718,330.89

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Solution

The third proportional to 222,835,804.95 and 488,718,330.89 is: 1,071,845,734.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,835,804.95 : 488,718,330.89 = 488,718,330.89 : x
  2. Step 2: Convert to fraction form
    222,835,804.95/488,718,330.89 = 488,718,330.89/x
  3. Step 3: Cross multiply
    222,835,804.95x = 488,718,330.89 × 488,718,330.89
  4. Step 4: Simplify right side
    222,835,804.95x = 238,845,606,948,513,536
  5. Step 5: Solve for x
    x = 238,845,606,948,513,536/222,835,804.95
  6. Step 6: Final answer
    x = 1,071,845,734.16

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.