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Finding the Third Proportional to 30,303,084 and 45,489,618

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Solution

The third proportional to 30,303,084 and 45,489,618 is: 68,286,955.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303,084 : 45,489,618 = 45,489,618 : x
  2. Step 2: Convert to fraction form
    30,303,084/45,489,618 = 45,489,618/x
  3. Step 3: Cross multiply
    30,303,084x = 45,489,618 × 45,489,618
  4. Step 4: Simplify right side
    30,303,084x = 2,069,305,345,785,924
  5. Step 5: Solve for x
    x = 2,069,305,345,785,924/30,303,084
  6. Step 6: Final answer
    x = 68,286,955.41

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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.