Home / 247,363,782.12-341,392,304.48-142,941,853.44

Finding the Fourth Proportional to 247,363,782.12, 341,392,304.48 and 142,941,853.44

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Solution

The fourth proportional to 247,363,782.12, 341,392,304.48 and 142,941,853.44 is: 197,277,258.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,363,782.12 : 341,392,304.48 = 142,941,853.44 : x
  2. Step 2: Convert to fraction form
    247,363,782.12/341,392,304.48 = 142,941,853.44/x
  3. Step 3: Cross multiply
    247,363,782.12x = 341,392,304.48 × 142,941,853.44
  4. Step 4: Simplify right side
    247,363,782.12x = 48,799,248,751,809,312
  5. Step 5: Solve for x
    x = 48,799,248,751,809,312/247,363,782.12
  6. Step 6: Final answer
    x = 197,277,258.35

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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.