Home / 1,679,652,023.90-2,519,478,035.85-1,189,875,998.30

Finding the Fourth Proportional to 1,679,652,023.90, 2,519,478,035.85 and 1,189,875,998.30

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Solution

The fourth proportional to 1,679,652,023.90, 2,519,478,035.85 and 1,189,875,998.30 is: 1,784,813,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,652,023.90 : 2,519,478,035.85 = 1,189,875,998.30 : x
  2. Step 2: Convert to fraction form
    1,679,652,023.90/2,519,478,035.85 = 1,189,875,998.30/x
  3. Step 3: Cross multiply
    1,679,652,023.90x = 2,519,478,035.85 × 1,189,875,998.30
  4. Step 4: Simplify right side
    1,679,652,023.90x = 2,997,866,443,101,941,760
  5. Step 5: Solve for x
    x = 2,997,866,443,101,941,760/1,679,652,023.90
  6. Step 6: Final answer
    x = 1,784,813,997.45

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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.