Home / 922,035,893.59-1,383,054,076.10-258,147,720.96

Finding the Fourth Proportional to 922,035,893.59, 1,383,054,076.10 and 258,147,720.96

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Solution

The fourth proportional to 922,035,893.59, 1,383,054,076.10 and 258,147,720.96 is: 387,221,647.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,035,893.59 : 1,383,054,076.10 = 258,147,720.96 : x
  2. Step 2: Convert to fraction form
    922,035,893.59/1,383,054,076.10 = 258,147,720.96/x
  3. Step 3: Cross multiply
    922,035,893.59x = 1,383,054,076.10 × 258,147,720.96
  4. Step 4: Simplify right side
    922,035,893.59x = 357,032,257,709,653,376
  5. Step 5: Solve for x
    x = 357,032,257,709,653,376/922,035,893.59
  6. Step 6: Final answer
    x = 387,221,647.43

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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.