Home / 248,248,115.16-342,582,394.86-143,886,719.40

Finding the Fourth Proportional to 248,248,115.16, 342,582,394.86 and 143,886,719.40

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Solution

The fourth proportional to 248,248,115.16, 342,582,394.86 and 143,886,719.40 is: 198,563,670.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,248,115.16 : 342,582,394.86 = 143,886,719.40 : x
  2. Step 2: Convert to fraction form
    248,248,115.16/342,582,394.86 = 143,886,719.40/x
  3. Step 3: Cross multiply
    248,248,115.16x = 342,582,394.86 × 143,886,719.40
  4. Step 4: Simplify right side
    248,248,115.16x = 49,293,056,920,600,824
  5. Step 5: Solve for x
    x = 49,293,056,920,600,824/248,248,115.16
  6. Step 6: Final answer
    x = 198,563,670.42

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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.