Home / 148,048,387.60-222,072,581.40-143,796,859.60

Finding the Fourth Proportional to 148,048,387.60, 222,072,581.40 and 143,796,859.60

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Solution

The fourth proportional to 148,048,387.60, 222,072,581.40 and 143,796,859.60 is: 215,695,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,048,387.60 : 222,072,581.40 = 143,796,859.60 : x
  2. Step 2: Convert to fraction form
    148,048,387.60/222,072,581.40 = 143,796,859.60/x
  3. Step 3: Cross multiply
    148,048,387.60x = 222,072,581.40 × 143,796,859.60
  4. Step 4: Simplify right side
    148,048,387.60x = 31,933,339,808,585,372
  5. Step 5: Solve for x
    x = 31,933,339,808,585,372/148,048,387.60
  6. Step 6: Final answer
    x = 215,695,289.40

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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.