Home / 7,940,592,655.40-11,911,336,880.70-2,420,030,786.60

Finding the Fourth Proportional to 7,940,592,655.40, 11,911,336,880.70 and 2,420,030,786.60

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Solution

The fourth proportional to 7,940,592,655.40, 11,911,336,880.70 and 2,420,030,786.60 is: 3,630,182,684.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940,592,655.40 : 11,911,336,880.70 = 2,420,030,786.60 : x
  2. Step 2: Convert to fraction form
    7,940,592,655.40/11,911,336,880.70 = 2,420,030,786.60/x
  3. Step 3: Cross multiply
    7,940,592,655.40x = 11,911,336,880.70 × 2,420,030,786.60
  4. Step 4: Simplify right side
    7,940,592,655.40x = 28,825,801,960,858,013,696
  5. Step 5: Solve for x
    x = 28,825,801,960,858,013,696/7,940,592,655.40
  6. Step 6: Final answer
    x = 3,630,182,684.32

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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.