Home / 676,590,535.69-1,014,890,287.56-262,113,388.94

Finding the Fourth Proportional to 676,590,535.69, 1,014,890,287.56 and 262,113,388.94

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Solution

The fourth proportional to 676,590,535.69, 1,014,890,287.56 and 262,113,388.94 is: 393,171,820.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,590,535.69 : 1,014,890,287.56 = 262,113,388.94 : x
  2. Step 2: Convert to fraction form
    676,590,535.69/1,014,890,287.56 = 262,113,388.94/x
  3. Step 3: Cross multiply
    676,590,535.69x = 1,014,890,287.56 × 262,113,388.94
  4. Step 4: Simplify right side
    676,590,535.69x = 266,016,332,676,210,144
  5. Step 5: Solve for x
    x = 266,016,332,676,210,144/676,590,535.69
  6. Step 6: Final answer
    x = 393,171,820.54

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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.