Home / 248,248,116.16-342,582,396.24-143,886,720.40

Finding the Fourth Proportional to 248,248,116.16, 342,582,396.24 and 143,886,720.40

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Solution

The fourth proportional to 248,248,116.16, 342,582,396.24 and 143,886,720.40 is: 198,563,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,248,116.16 : 342,582,396.24 = 143,886,720.40 : x
  2. Step 2: Convert to fraction form
    248,248,116.16/342,582,396.24 = 143,886,720.40/x
  3. Step 3: Cross multiply
    248,248,116.16x = 342,582,396.24 × 143,886,720.40
  4. Step 4: Simplify right side
    248,248,116.16x = 49,293,057,461,746,896
  5. Step 5: Solve for x
    x = 49,293,057,461,746,896/248,248,116.16
  6. Step 6: Final answer
    x = 198,563,671.80

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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.