Home / 217,946,947.98-326,921,626.02-54,184,704.72

Finding the Fourth Proportional to 217,946,947.98, 326,921,626.02 and 54,184,704.72

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Solution

The fourth proportional to 217,946,947.98, 326,921,626.02 and 54,184,704.72 is: 81,277,356.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,946,947.98 : 326,921,626.02 = 54,184,704.72 : x
  2. Step 2: Convert to fraction form
    217,946,947.98/326,921,626.02 = 54,184,704.72/x
  3. Step 3: Cross multiply
    217,946,947.98x = 326,921,626.02 × 54,184,704.72
  4. Step 4: Simplify right side
    217,946,947.98x = 17,714,151,772,475,968
  5. Step 5: Solve for x
    x = 17,714,151,772,475,968/217,946,947.98
  6. Step 6: Final answer
    x = 81,277,356.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.