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Finding the Third Proportional to 30,055,547 and 45,656,789

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Solution

The third proportional to 30,055,547 and 45,656,789 is: 69,356,328.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,055,547 : 45,656,789 = 45,656,789 : x
  2. Step 2: Convert to fraction form
    30,055,547/45,656,789 = 45,656,789/x
  3. Step 3: Cross multiply
    30,055,547x = 45,656,789 × 45,656,789
  4. Step 4: Simplify right side
    30,055,547x = 2,084,542,381,790,521
  5. Step 5: Solve for x
    x = 2,084,542,381,790,521/30,055,547
  6. Step 6: Final answer
    x = 69,356,328.19

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.