Home / 217,946,950.98-326,921,630.52-54,184,707.72

Finding the Fourth Proportional to 217,946,950.98, 326,921,630.52 and 54,184,707.72

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Solution

The fourth proportional to 217,946,950.98, 326,921,630.52 and 54,184,707.72 is: 81,277,360.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,946,950.98 : 326,921,630.52 = 54,184,707.72 : x
  2. Step 2: Convert to fraction form
    217,946,950.98/326,921,630.52 = 54,184,707.72/x
  3. Step 3: Cross multiply
    217,946,950.98x = 326,921,630.52 × 54,184,707.72
  4. Step 4: Simplify right side
    217,946,950.98x = 17,714,152,997,072,030
  5. Step 5: Solve for x
    x = 17,714,152,997,072,030/217,946,950.98
  6. Step 6: Final answer
    x = 81,277,360.92

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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.