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Finding the Third Proportional to 618,110,088 and 1,309,913,328

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Solution

The third proportional to 618,110,088 and 1,309,913,328 is: 2,775,998,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,110,088 : 1,309,913,328 = 1,309,913,328 : x
  2. Step 2: Convert to fraction form
    618,110,088/1,309,913,328 = 1,309,913,328/x
  3. Step 3: Cross multiply
    618,110,088x = 1,309,913,328 × 1,309,913,328
  4. Step 4: Simplify right side
    618,110,088x = 1,715,872,926,872,035,584
  5. Step 5: Solve for x
    x = 1,715,872,926,872,035,584/618,110,088
  6. Step 6: Final answer
    x = 2,775,998,904.05

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.