Home / 14,436,815,714.53-19,920,171,416.81-8,330,940,763.26

Finding the Fourth Proportional to 14,436,815,714.53, 19,920,171,416.81 and 8,330,940,763.26

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Solution

The fourth proportional to 14,436,815,714.53, 19,920,171,416.81 and 8,330,940,763.26 is: 11,495,178,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,436,815,714.53 : 19,920,171,416.81 = 8,330,940,763.26 : x
  2. Step 2: Convert to fraction form
    14,436,815,714.53/19,920,171,416.81 = 8,330,940,763.26/x
  3. Step 3: Cross multiply
    14,436,815,714.53x = 19,920,171,416.81 × 8,330,940,763.26
  4. Step 4: Simplify right side
    14,436,815,714.53x = 165,953,768,067,394,535,424
  5. Step 5: Solve for x
    x = 165,953,768,067,394,535,424/14,436,815,714.53
  6. Step 6: Final answer
    x = 11,495,178,116.07

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1.5x scale

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.