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Finding the Fourth Proportional to 93,163,602.80, 139,745,404.20 and 25,013,183.60

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Solution

The fourth proportional to 93,163,602.80, 139,745,404.20 and 25,013,183.60 is: 37,519,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,163,602.80 : 139,745,404.20 = 25,013,183.60 : x
  2. Step 2: Convert to fraction form
    93,163,602.80/139,745,404.20 = 25,013,183.60/x
  3. Step 3: Cross multiply
    93,163,602.80x = 139,745,404.20 × 25,013,183.60
  4. Step 4: Simplify right side
    93,163,602.80x = 3,495,477,452,510,811
  5. Step 5: Solve for x
    x = 3,495,477,452,510,811/93,163,602.80
  6. Step 6: Final answer
    x = 37,519,775.40

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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.