Home / 216,503,508.56-298,485,810.60-171,997,154.96

Finding the Fourth Proportional to 216,503,508.56, 298,485,810.60 and 171,997,154.96

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Solution

The fourth proportional to 216,503,508.56, 298,485,810.60 and 171,997,154.96 is: 237,126,458.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,503,508.56 : 298,485,810.60 = 171,997,154.96 : x
  2. Step 2: Convert to fraction form
    216,503,508.56/298,485,810.60 = 171,997,154.96/x
  3. Step 3: Cross multiply
    216,503,508.56x = 298,485,810.60 × 171,997,154.96
  4. Step 4: Simplify right side
    216,503,508.56x = 51,338,710,219,129,416
  5. Step 5: Solve for x
    x = 51,338,710,219,129,416/216,503,508.56
  6. Step 6: Final answer
    x = 237,126,458.41

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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.