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Finding the Third Proportional to 423,040,978.88 and 927,803,586.75

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Solution

The third proportional to 423,040,978.88 and 927,803,586.75 is: 2,034,837,140.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,040,978.88 : 927,803,586.75 = 927,803,586.75 : x
  2. Step 2: Convert to fraction form
    423,040,978.88/927,803,586.75 = 927,803,586.75/x
  3. Step 3: Cross multiply
    423,040,978.88x = 927,803,586.75 × 927,803,586.75
  4. Step 4: Simplify right side
    423,040,978.88x = 860,819,495,586,164,736
  5. Step 5: Solve for x
    x = 860,819,495,586,164,736/423,040,978.88
  6. Step 6: Final answer
    x = 2,034,837,140.07

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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.