Home / 57,672,025.60-86,508,038.40-30,340,940.80

Finding the Fourth Proportional to 57,672,025.60, 86,508,038.40 and 30,340,940.80

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Solution

The fourth proportional to 57,672,025.60, 86,508,038.40 and 30,340,940.80 is: 45,511,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672,025.60 : 86,508,038.40 = 30,340,940.80 : x
  2. Step 2: Convert to fraction form
    57,672,025.60/86,508,038.40 = 30,340,940.80/x
  3. Step 3: Cross multiply
    57,672,025.60x = 86,508,038.40 × 30,340,940.80
  4. Step 4: Simplify right side
    57,672,025.60x = 2,624,735,271,818,527
  5. Step 5: Solve for x
    x = 2,624,735,271,818,527/57,672,025.60
  6. Step 6: Final answer
    x = 45,511,411.20

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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.