Home / 769,968,009.70-1,154,952,014.55-597,975,331.30

Finding the Fourth Proportional to 769,968,009.70, 1,154,952,014.55 and 597,975,331.30

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Solution

The fourth proportional to 769,968,009.70, 1,154,952,014.55 and 597,975,331.30 is: 896,962,996.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,968,009.70 : 1,154,952,014.55 = 597,975,331.30 : x
  2. Step 2: Convert to fraction form
    769,968,009.70/1,154,952,014.55 = 597,975,331.30/x
  3. Step 3: Cross multiply
    769,968,009.70x = 1,154,952,014.55 × 597,975,331.30
  4. Step 4: Simplify right side
    769,968,009.70x = 690,632,813,536,138,624
  5. Step 5: Solve for x
    x = 690,632,813,536,138,624/769,968,009.70
  6. Step 6: Final answer
    x = 896,962,996.95

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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.