Home / 8,536,691,818.50-11,780,634,709.53-4,629,697,642.50

Finding the Fourth Proportional to 8,536,691,818.50, 11,780,634,709.53 and 4,629,697,642.50

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Solution

The fourth proportional to 8,536,691,818.50, 11,780,634,709.53 and 4,629,697,642.50 is: 6,388,982,746.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536,691,818.50 : 11,780,634,709.53 = 4,629,697,642.50 : x
  2. Step 2: Convert to fraction form
    8,536,691,818.50/11,780,634,709.53 = 4,629,697,642.50/x
  3. Step 3: Cross multiply
    8,536,691,818.50x = 11,780,634,709.53 × 4,629,697,642.50
  4. Step 4: Simplify right side
    8,536,691,818.50x = 54,540,776,741,864,718,336
  5. Step 5: Solve for x
    x = 54,540,776,741,864,718,336/8,536,691,818.50
  6. Step 6: Final answer
    x = 6,388,982,746.65

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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.