Home / 3,792,058,430.77-5,232,830,147.08-2,120,984,721.55

Finding the Fourth Proportional to 3,792,058,430.77, 5,232,830,147.08 and 2,120,984,721.55

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Solution

The fourth proportional to 3,792,058,430.77, 5,232,830,147.08 and 2,120,984,721.55 is: 2,926,841,185.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792,058,430.77 : 5,232,830,147.08 = 2,120,984,721.55 : x
  2. Step 2: Convert to fraction form
    3,792,058,430.77/5,232,830,147.08 = 2,120,984,721.55/x
  3. Step 3: Cross multiply
    3,792,058,430.77x = 5,232,830,147.08 × 2,120,984,721.55
  4. Step 4: Simplify right side
    3,792,058,430.77x = 11,098,752,792,422,918,144
  5. Step 5: Solve for x
    x = 11,098,752,792,422,918,144/3,792,058,430.77
  6. Step 6: Final answer
    x = 2,926,841,185.35

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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.