Home / 221,989,470.08-332,976,222.12-58,225,918.64

Finding the Fourth Proportional to 221,989,470.08, 332,976,222.12 and 58,225,918.64

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Solution

The fourth proportional to 221,989,470.08, 332,976,222.12 and 58,225,918.64 is: 87,336,784.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,989,470.08 : 332,976,222.12 = 58,225,918.64 : x
  2. Step 2: Convert to fraction form
    221,989,470.08/332,976,222.12 = 58,225,918.64/x
  3. Step 3: Cross multiply
    221,989,470.08x = 332,976,222.12 × 58,225,918.64
  4. Step 4: Simplify right side
    221,989,470.08x = 19,387,846,418,213,688
  5. Step 5: Solve for x
    x = 19,387,846,418,213,688/221,989,470.08
  6. Step 6: Final answer
    x = 87,336,784.09

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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.