Home / 178,579,203.01-246,383,702.00-103,198,068.72

Finding the Fourth Proportional to 178,579,203.01, 246,383,702.00 and 103,198,068.72

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Solution

The fourth proportional to 178,579,203.01, 246,383,702.00 and 103,198,068.72 is: 142,381,205.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,579,203.01 : 246,383,702.00 = 103,198,068.72 : x
  2. Step 2: Convert to fraction form
    178,579,203.01/246,383,702.00 = 103,198,068.72/x
  3. Step 3: Cross multiply
    178,579,203.01x = 246,383,702.00 × 103,198,068.72
  4. Step 4: Simplify right side
    178,579,203.01x = 25,426,322,210,355,004
  5. Step 5: Solve for x
    x = 25,426,322,210,355,004/178,579,203.01
  6. Step 6: Final answer
    x = 142,381,205.55

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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.