Home / 248,276,601.80-342,569,290.72-143,848,314.08

Finding the Fourth Proportional to 248,276,601.80, 342,569,290.72 and 143,848,314.08

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Solution

The fourth proportional to 248,276,601.80, 342,569,290.72 and 143,848,314.08 is: 198,480,302.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,276,601.80 : 342,569,290.72 = 143,848,314.08 : x
  2. Step 2: Convert to fraction form
    248,276,601.80/342,569,290.72 = 143,848,314.08/x
  3. Step 3: Cross multiply
    248,276,601.80x = 342,569,290.72 × 143,848,314.08
  4. Step 4: Simplify right side
    248,276,601.80x = 49,278,014,925,653,400
  5. Step 5: Solve for x
    x = 49,278,014,925,653,400/248,276,601.80
  6. Step 6: Final answer
    x = 198,480,302.08

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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.