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Finding the Third Proportional to 343,949,721,979.40 and 748,286,748,895.30

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Solution

The third proportional to 343,949,721,979.40 and 748,286,748,895.30 is: 1,627,950,315,964.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,949,721,979.40 : 748,286,748,895.30 = 748,286,748,895.30 : x
  2. Step 2: Convert to fraction form
    343,949,721,979.40/748,286,748,895.30 = 748,286,748,895.30/x
  3. Step 3: Cross multiply
    343,949,721,979.40x = 748,286,748,895.30 × 748,286,748,895.30
  4. Step 4: Simplify right side
    343,949,721,979.40x = 559,933,058,572,297,818,865,664
  5. Step 5: Solve for x
    x = 559,933,058,572,297,818,865,664/343,949,721,979.40
  6. Step 6: Final answer
    x = 1,627,950,315,964.59

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.