Home / 2,938,691,175.98-4,055,240,728.96-1,824,833,374.70

Finding the Fourth Proportional to 2,938,691,175.98, 4,055,240,728.96 and 1,824,833,374.70

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Solution

The fourth proportional to 2,938,691,175.98, 4,055,240,728.96 and 1,824,833,374.70 is: 2,518,174,990.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,691,175.98 : 4,055,240,728.96 = 1,824,833,374.70 : x
  2. Step 2: Convert to fraction form
    2,938,691,175.98/4,055,240,728.96 = 1,824,833,374.70/x
  3. Step 3: Cross multiply
    2,938,691,175.98x = 4,055,240,728.96 × 1,824,833,374.70
  4. Step 4: Simplify right side
    2,938,691,175.98x = 7,400,138,624,624,125,952
  5. Step 5: Solve for x
    x = 7,400,138,624,624,125,952/2,938,691,175.98
  6. Step 6: Final answer
    x = 2,518,174,990.66

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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.