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Finding the Third Proportional to 19,905,326,588 and 42,764,657,400

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Solution

The third proportional to 19,905,326,588 and 42,764,657,400 is: 91,875,705,452.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,905,326,588 : 42,764,657,400 = 42,764,657,400 : x
  2. Step 2: Convert to fraction form
    19,905,326,588/42,764,657,400 = 42,764,657,400/x
  3. Step 3: Cross multiply
    19,905,326,588x = 42,764,657,400 × 42,764,657,400
  4. Step 4: Simplify right side
    19,905,326,588x = 1,828,815,922,539,374,837,760
  5. Step 5: Solve for x
    x = 1,828,815,922,539,374,837,760/19,905,326,588
  6. Step 6: Final answer
    x = 91,875,705,452.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.