Home / 993,295,571,756.82-1,489,943,355,963.70-238,679,153,971.68

Finding the Fourth Proportional to 993,295,571,756.82, 1,489,943,355,963.70 and 238,679,153,971.68

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Solution

The fourth proportional to 993,295,571,756.82, 1,489,943,355,963.70 and 238,679,153,971.68 is: 358,018,730,555.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,295,571,756.82 : 1,489,943,355,963.70 = 238,679,153,971.68 : x
  2. Step 2: Convert to fraction form
    993,295,571,756.82/1,489,943,355,963.70 = 238,679,153,971.68/x
  3. Step 3: Cross multiply
    993,295,571,756.82x = 1,489,943,355,963.70 × 238,679,153,971.68
  4. Step 4: Simplify right side
    993,295,571,756.82x = 355,618,419,667,141,562,204,160
  5. Step 5: Solve for x
    x = 355,618,419,667,141,562,204,160/993,295,571,756.82
  6. Step 6: Final answer
    x = 358,018,730,555.87

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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.