Home / 7,091,711,996.80-10,637,567,995.20-3,409,321,878.40

Finding the Fourth Proportional to 7,091,711,996.80, 10,637,567,995.20 and 3,409,321,878.40

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Solution

The fourth proportional to 7,091,711,996.80, 10,637,567,995.20 and 3,409,321,878.40 is: 5,113,982,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091,711,996.80 : 10,637,567,995.20 = 3,409,321,878.40 : x
  2. Step 2: Convert to fraction form
    7,091,711,996.80/10,637,567,995.20 = 3,409,321,878.40/x
  3. Step 3: Cross multiply
    7,091,711,996.80x = 10,637,567,995.20 × 3,409,321,878.40
  4. Step 4: Simplify right side
    7,091,711,996.80x = 36,266,893,299,002,990,592
  5. Step 5: Solve for x
    x = 36,266,893,299,002,990,592/7,091,711,996.80
  6. Step 6: Final answer
    x = 5,113,982,817.60

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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.