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Finding the Third Proportional to 172,922,282 and 376,547,730

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Solution

The third proportional to 172,922,282 and 376,547,730 is: 819,953,283.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,922,282 : 376,547,730 = 376,547,730 : x
  2. Step 2: Convert to fraction form
    172,922,282/376,547,730 = 376,547,730/x
  3. Step 3: Cross multiply
    172,922,282x = 376,547,730 × 376,547,730
  4. Step 4: Simplify right side
    172,922,282x = 141,788,192,968,152,896
  5. Step 5: Solve for x
    x = 141,788,192,968,152,896/172,922,282
  6. Step 6: Final answer
    x = 819,953,283.80

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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.