Home / 8,465,235,937.60-12,682,548,405.60-7,240,795,873.60

Finding the Fourth Proportional to 8,465,235,937.60, 12,682,548,405.60 and 7,240,795,873.60

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Solution

The fourth proportional to 8,465,235,937.60, 12,682,548,405.60 and 7,240,795,873.60 is: 10,848,102,148.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465,235,937.60 : 12,682,548,405.60 = 7,240,795,873.60 : x
  2. Step 2: Convert to fraction form
    8,465,235,937.60/12,682,548,405.60 = 7,240,795,873.60/x
  3. Step 3: Cross multiply
    8,465,235,937.60x = 12,682,548,405.60 × 7,240,795,873.60
  4. Step 4: Simplify right side
    8,465,235,937.60x = 91,831,744,162,000,748,544
  5. Step 5: Solve for x
    x = 91,831,744,162,000,748,544/8,465,235,937.60
  6. Step 6: Final answer
    x = 10,848,102,148.47

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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.