Home / 874,580,463.70-1,312,374,580.35-329,713,033.30

Finding the Fourth Proportional to 874,580,463.70, 1,312,374,580.35 and 329,713,033.30

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Solution

The fourth proportional to 874,580,463.70, 1,312,374,580.35 and 329,713,033.30 is: 494,759,512.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,580,463.70 : 1,312,374,580.35 = 329,713,033.30 : x
  2. Step 2: Convert to fraction form
    874,580,463.70/1,312,374,580.35 = 329,713,033.30/x
  3. Step 3: Cross multiply
    874,580,463.70x = 1,312,374,580.35 × 329,713,033.30
  4. Step 4: Simplify right side
    874,580,463.70x = 432,707,003,713,013,056
  5. Step 5: Solve for x
    x = 432,707,003,713,013,056/874,580,463.70
  6. Step 6: Final answer
    x = 494,759,512.33

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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.