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Finding the Third Proportional to 243,620,238 and 526,071,948

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Solution

The third proportional to 243,620,238 and 526,071,948 is: 1,135,996,322.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,620,238 : 526,071,948 = 526,071,948 : x
  2. Step 2: Convert to fraction form
    243,620,238/526,071,948 = 526,071,948/x
  3. Step 3: Cross multiply
    243,620,238x = 526,071,948 × 526,071,948
  4. Step 4: Simplify right side
    243,620,238x = 276,751,694,472,514,688
  5. Step 5: Solve for x
    x = 276,751,694,472,514,688/243,620,238
  6. Step 6: Final answer
    x = 1,135,996,322.57

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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.