Home / 7,129,609,541.10-10,694,414,311.65-6,827,325,900.30

Finding the Fourth Proportional to 7,129,609,541.10, 10,694,414,311.65 and 6,827,325,900.30

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Solution

The fourth proportional to 7,129,609,541.10, 10,694,414,311.65 and 6,827,325,900.30 is: 10,240,988,850.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,609,541.10 : 10,694,414,311.65 = 6,827,325,900.30 : x
  2. Step 2: Convert to fraction form
    7,129,609,541.10/10,694,414,311.65 = 6,827,325,900.30/x
  3. Step 3: Cross multiply
    7,129,609,541.10x = 10,694,414,311.65 × 6,827,325,900.30
  4. Step 4: Simplify right side
    7,129,609,541.10x = 73,014,251,818,467,041,280
  5. Step 5: Solve for x
    x = 73,014,251,818,467,041,280/7,129,609,541.10
  6. Step 6: Final answer
    x = 10,240,988,850.45

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Double scale
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Similar ratio
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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.