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Finding the Third Proportional to 326,897,088 and 487,510,848

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Solution

The third proportional to 326,897,088 and 487,510,848 is: 727,038,678.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,897,088 : 487,510,848 = 487,510,848 : x
  2. Step 2: Convert to fraction form
    326,897,088/487,510,848 = 487,510,848/x
  3. Step 3: Cross multiply
    326,897,088x = 487,510,848 × 487,510,848
  4. Step 4: Simplify right side
    326,897,088x = 237,666,826,917,679,104
  5. Step 5: Solve for x
    x = 237,666,826,917,679,104/326,897,088
  6. Step 6: Final answer
    x = 727,038,678.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.