Home / 2,581,632,409.60-3,872,448,614.40-834,831,769.60

Finding the Fourth Proportional to 2,581,632,409.60, 3,872,448,614.40 and 834,831,769.60

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Solution

The fourth proportional to 2,581,632,409.60, 3,872,448,614.40 and 834,831,769.60 is: 1,252,247,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,632,409.60 : 3,872,448,614.40 = 834,831,769.60 : x
  2. Step 2: Convert to fraction form
    2,581,632,409.60/3,872,448,614.40 = 834,831,769.60/x
  3. Step 3: Cross multiply
    2,581,632,409.60x = 3,872,448,614.40 × 834,831,769.60
  4. Step 4: Simplify right side
    2,581,632,409.60x = 3,232,843,129,444,620,288
  5. Step 5: Solve for x
    x = 3,232,843,129,444,620,288/2,581,632,409.60
  6. Step 6: Final answer
    x = 1,252,247,654.40

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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.