Home / 1,066,752,470.80-1,600,217,179.80-339,720,662.80

Finding the Fourth Proportional to 1,066,752,470.80, 1,600,217,179.80 and 339,720,662.80

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Solution

The fourth proportional to 1,066,752,470.80, 1,600,217,179.80 and 339,720,662.80 is: 509,609,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,752,470.80 : 1,600,217,179.80 = 339,720,662.80 : x
  2. Step 2: Convert to fraction form
    1,066,752,470.80/1,600,217,179.80 = 339,720,662.80/x
  3. Step 3: Cross multiply
    1,066,752,470.80x = 1,600,217,179.80 × 339,720,662.80
  4. Step 4: Simplify right side
    1,066,752,470.80x = 543,626,840,945,602,752
  5. Step 5: Solve for x
    x = 543,626,840,945,602,752/1,066,752,470.80
  6. Step 6: Final answer
    x = 509,609,169.72

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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.