Home / 30,269,620,596.19-45,404,265,732.50-12,341,928,786.48

Finding the Fourth Proportional to 30,269,620,596.19, 45,404,265,732.50 and 12,341,928,786.48

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Solution

The fourth proportional to 30,269,620,596.19, 45,404,265,732.50 and 12,341,928,786.48 is: 18,512,825,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269,620,596.19 : 45,404,265,732.50 = 12,341,928,786.48 : x
  2. Step 2: Convert to fraction form
    30,269,620,596.19/45,404,265,732.50 = 12,341,928,786.48/x
  3. Step 3: Cross multiply
    30,269,620,596.19x = 45,404,265,732.50 × 12,341,928,786.48
  4. Step 4: Simplify right side
    30,269,620,596.19x = 560,376,214,272,929,169,408
  5. Step 5: Solve for x
    x = 560,376,214,272,929,169,408/30,269,620,596.19
  6. Step 6: Final answer
    x = 18,512,825,837.78

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1.5x scale

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.