Home / 310,737,627,708.55-428,813,362,603.22-173,562,455,830.37

Finding the Fourth Proportional to 310,737,627,708.55, 428,813,362,603.22 and 173,562,455,830.37

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Solution

The fourth proportional to 310,737,627,708.55, 428,813,362,603.22 and 173,562,455,830.37 is: 239,513,640,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,737,627,708.55 : 428,813,362,603.22 = 173,562,455,830.37 : x
  2. Step 2: Convert to fraction form
    310,737,627,708.55/428,813,362,603.22 = 173,562,455,830.37/x
  3. Step 3: Cross multiply
    310,737,627,708.55x = 428,813,362,603.22 × 173,562,455,830.37
  4. Step 4: Simplify right side
    310,737,627,708.55x = 74,425,900,306,293,795,586,048
  5. Step 5: Solve for x
    x = 74,425,900,306,293,795,586,048/310,737,627,708.55
  6. Step 6: Final answer
    x = 239,513,640,028.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.