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Finding the Third Proportional to 1,118,173,618 and 2,432,694,975.50

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Solution

The third proportional to 1,118,173,618 and 2,432,694,975.50 is: 5,292,563,470.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,173,618 : 2,432,694,975.50 = 2,432,694,975.50 : x
  2. Step 2: Convert to fraction form
    1,118,173,618/2,432,694,975.50 = 2,432,694,975.50/x
  3. Step 3: Cross multiply
    1,118,173,618x = 2,432,694,975.50 × 2,432,694,975.50
  4. Step 4: Simplify right side
    1,118,173,618x = 5,918,004,843,822,945,280
  5. Step 5: Solve for x
    x = 5,918,004,843,822,945,280/1,118,173,618
  6. Step 6: Final answer
    x = 5,292,563,470.07

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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.