Home / 68,144,547.84-102,231,518.40-19,622,074.56

Finding the Fourth Proportional to 68,144,547.84, 102,231,518.40 and 19,622,074.56

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Solution

The fourth proportional to 68,144,547.84, 102,231,518.40 and 19,622,074.56 is: 29,437,343.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,144,547.84 : 102,231,518.40 = 19,622,074.56 : x
  2. Step 2: Convert to fraction form
    68,144,547.84/102,231,518.40 = 19,622,074.56/x
  3. Step 3: Cross multiply
    68,144,547.84x = 102,231,518.40 × 19,622,074.56
  4. Step 4: Simplify right side
    68,144,547.84x = 2,005,994,476,426,812
  5. Step 5: Solve for x
    x = 2,005,994,476,426,812/68,144,547.84
  6. Step 6: Final answer
    x = 29,437,343.71

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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.