Home / 57,220,688.70-85,831,033.05-50,985,114.30

Finding the Fourth Proportional to 57,220,688.70, 85,831,033.05 and 50,985,114.30

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Solution

The fourth proportional to 57,220,688.70, 85,831,033.05 and 50,985,114.30 is: 76,477,671.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,220,688.70 : 85,831,033.05 = 50,985,114.30 : x
  2. Step 2: Convert to fraction form
    57,220,688.70/85,831,033.05 = 50,985,114.30/x
  3. Step 3: Cross multiply
    57,220,688.70x = 85,831,033.05 × 50,985,114.30
  4. Step 4: Simplify right side
    57,220,688.70x = 4,376,105,030,541,327
  5. Step 5: Solve for x
    x = 4,376,105,030,541,327/57,220,688.70
  6. Step 6: Final answer
    x = 76,477,671.45

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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.