Home / 10,865,016,006.40-16,297,524,009.60-8,902,085,528.80

Finding the Fourth Proportional to 10,865,016,006.40, 16,297,524,009.60 and 8,902,085,528.80

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Solution

The fourth proportional to 10,865,016,006.40, 16,297,524,009.60 and 8,902,085,528.80 is: 13,353,128,293.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,016,006.40 : 16,297,524,009.60 = 8,902,085,528.80 : x
  2. Step 2: Convert to fraction form
    10,865,016,006.40/16,297,524,009.60 = 8,902,085,528.80/x
  3. Step 3: Cross multiply
    10,865,016,006.40x = 16,297,524,009.60 × 8,902,085,528.80
  4. Step 4: Simplify right side
    10,865,016,006.40x = 145,081,952,641,130,708,992
  5. Step 5: Solve for x
    x = 145,081,952,641,130,708,992/10,865,016,006.40
  6. Step 6: Final answer
    x = 13,353,128,293.20

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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.