Home / 10,072,512,005.20-15,108,768,007.80-3,528,560,107.60

Finding the Fourth Proportional to 10,072,512,005.20, 15,108,768,007.80 and 3,528,560,107.60

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Solution

The fourth proportional to 10,072,512,005.20, 15,108,768,007.80 and 3,528,560,107.60 is: 5,292,840,161.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072,512,005.20 : 15,108,768,007.80 = 3,528,560,107.60 : x
  2. Step 2: Convert to fraction form
    10,072,512,005.20/15,108,768,007.80 = 3,528,560,107.60/x
  3. Step 3: Cross multiply
    10,072,512,005.20x = 15,108,768,007.80 × 3,528,560,107.60
  4. Step 4: Simplify right side
    10,072,512,005.20x = 53,312,196,067,306,201,088
  5. Step 5: Solve for x
    x = 53,312,196,067,306,201,088/10,072,512,005.20
  6. Step 6: Final answer
    x = 5,292,840,161.40

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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.