Home / 7,815,139,652.55-10,970,219,278.05-7,815,139,652.55

Finding the Fourth Proportional to 7,815,139,652.55, 10,970,219,278.05 and 7,815,139,652.55

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Solution

The fourth proportional to 7,815,139,652.55, 10,970,219,278.05 and 7,815,139,652.55 is: 10,970,219,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,139,652.55 : 10,970,219,278.05 = 7,815,139,652.55 : x
  2. Step 2: Convert to fraction form
    7,815,139,652.55/10,970,219,278.05 = 7,815,139,652.55/x
  3. Step 3: Cross multiply
    7,815,139,652.55x = 10,970,219,278.05 × 7,815,139,652.55
  4. Step 4: Simplify right side
    7,815,139,652.55x = 85,733,795,677,056,991,232
  5. Step 5: Solve for x
    x = 85,733,795,677,056,991,232/7,815,139,652.55
  6. Step 6: Final answer
    x = 10,970,219,278.05

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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.