Home / 734,831,998.80-1,102,247,998.20-411,673,880.40

Finding the Fourth Proportional to 734,831,998.80, 1,102,247,998.20 and 411,673,880.40

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Solution

The fourth proportional to 734,831,998.80, 1,102,247,998.20 and 411,673,880.40 is: 617,510,820.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,831,998.80 : 1,102,247,998.20 = 411,673,880.40 : x
  2. Step 2: Convert to fraction form
    734,831,998.80/1,102,247,998.20 = 411,673,880.40/x
  3. Step 3: Cross multiply
    734,831,998.80x = 1,102,247,998.20 × 411,673,880.40
  4. Step 4: Simplify right side
    734,831,998.80x = 453,766,710,582,126,208
  5. Step 5: Solve for x
    x = 453,766,710,582,126,208/734,831,998.80
  6. Step 6: Final answer
    x = 617,510,820.60

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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.