Home / 9,629,919,125.40-14,444,878,688.10-8,619,756,072.60

Finding the Fourth Proportional to 9,629,919,125.40, 14,444,878,688.10 and 8,619,756,072.60

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Solution

The fourth proportional to 9,629,919,125.40, 14,444,878,688.10 and 8,619,756,072.60 is: 12,929,634,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629,919,125.40 : 14,444,878,688.10 = 8,619,756,072.60 : x
  2. Step 2: Convert to fraction form
    9,629,919,125.40/14,444,878,688.10 = 8,619,756,072.60/x
  3. Step 3: Cross multiply
    9,629,919,125.40x = 14,444,878,688.10 × 8,619,756,072.60
  4. Step 4: Simplify right side
    9,629,919,125.40x = 124,511,330,789,720,309,760
  5. Step 5: Solve for x
    x = 124,511,330,789,720,309,760/9,629,919,125.40
  6. Step 6: Final answer
    x = 12,929,634,108.90

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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.