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Finding the Third Proportional to 176,836,642 and 380,547,148

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Solution

The third proportional to 176,836,642 and 380,547,148 is: 818,926,045.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,836,642 : 380,547,148 = 380,547,148 : x
  2. Step 2: Convert to fraction form
    176,836,642/380,547,148 = 380,547,148/x
  3. Step 3: Cross multiply
    176,836,642x = 380,547,148 × 380,547,148
  4. Step 4: Simplify right side
    176,836,642x = 144,816,131,850,933,888
  5. Step 5: Solve for x
    x = 144,816,131,850,933,888/176,836,642
  6. Step 6: Final answer
    x = 818,926,045.04

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.