Home / 7,815,139,675.80-10,970,219,310.60-7,815,139,675.80

Finding the Fourth Proportional to 7,815,139,675.80, 10,970,219,310.60 and 7,815,139,675.80

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Solution

The fourth proportional to 7,815,139,675.80, 10,970,219,310.60 and 7,815,139,675.80 is: 10,970,219,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,139,675.80 : 10,970,219,310.60 = 7,815,139,675.80 : x
  2. Step 2: Convert to fraction form
    7,815,139,675.80/10,970,219,310.60 = 7,815,139,675.80/x
  3. Step 3: Cross multiply
    7,815,139,675.80x = 10,970,219,310.60 × 7,815,139,675.80
  4. Step 4: Simplify right side
    7,815,139,675.80x = 85,733,796,186,497,384,448
  5. Step 5: Solve for x
    x = 85,733,796,186,497,384,448/7,815,139,675.80
  6. Step 6: Final answer
    x = 10,970,219,310.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.