Home / 201,809,672.10-302,714,508.15-109,737,518.85

Finding the Fourth Proportional to 201,809,672.10, 302,714,508.15 and 109,737,518.85

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Solution

The fourth proportional to 201,809,672.10, 302,714,508.15 and 109,737,518.85 is: 164,606,278.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,809,672.10 : 302,714,508.15 = 109,737,518.85 : x
  2. Step 2: Convert to fraction form
    201,809,672.10/302,714,508.15 = 109,737,518.85/x
  3. Step 3: Cross multiply
    201,809,672.10x = 302,714,508.15 × 109,737,518.85
  4. Step 4: Simplify right side
    201,809,672.10x = 33,219,139,044,279,100
  5. Step 5: Solve for x
    x = 33,219,139,044,279,100/201,809,672.10
  6. Step 6: Final answer
    x = 164,606,278.28

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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.