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Finding the Third Proportional to 3,060,943,920 and 4,590,618,689.25

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Solution

The third proportional to 3,060,943,920 and 4,590,618,689.25 is: 6,884,732,455.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060,943,920 : 4,590,618,689.25 = 4,590,618,689.25 : x
  2. Step 2: Convert to fraction form
    3,060,943,920/4,590,618,689.25 = 4,590,618,689.25/x
  3. Step 3: Cross multiply
    3,060,943,920x = 4,590,618,689.25 × 4,590,618,689.25
  4. Step 4: Simplify right side
    3,060,943,920x = 21,073,779,950,091,386,880
  5. Step 5: Solve for x
    x = 21,073,779,950,091,386,880/3,060,943,920
  6. Step 6: Final answer
    x = 6,884,732,455.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.