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Finding the Fourth Proportional to 301,807,550.40, 452,711,325.60 and 148,752,542.40

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Solution

The fourth proportional to 301,807,550.40, 452,711,325.60 and 148,752,542.40 is: 223,128,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,807,550.40 : 452,711,325.60 = 148,752,542.40 : x
  2. Step 2: Convert to fraction form
    301,807,550.40/452,711,325.60 = 148,752,542.40/x
  3. Step 3: Cross multiply
    301,807,550.40x = 452,711,325.60 × 148,752,542.40
  4. Step 4: Simplify right side
    301,807,550.40x = 67,341,960,656,274,208
  5. Step 5: Solve for x
    x = 67,341,960,656,274,208/301,807,550.40
  6. Step 6: Final answer
    x = 223,128,813.60

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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.