Home / 1,715,698,010.52-2,572,372,128.78-873,710,906.04

Finding the Fourth Proportional to 1,715,698,010.52, 2,572,372,128.78 and 873,710,906.04

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Solution

The fourth proportional to 1,715,698,010.52, 2,572,372,128.78 and 873,710,906.04 is: 1,309,968,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,698,010.52 : 2,572,372,128.78 = 873,710,906.04 : x
  2. Step 2: Convert to fraction form
    1,715,698,010.52/2,572,372,128.78 = 873,710,906.04/x
  3. Step 3: Cross multiply
    1,715,698,010.52x = 2,572,372,128.78 × 873,710,906.04
  4. Step 4: Simplify right side
    1,715,698,010.52x = 2,247,509,583,308,417,536
  5. Step 5: Solve for x
    x = 2,247,509,583,308,417,536/1,715,698,010.52
  6. Step 6: Final answer
    x = 1,309,968,053.54

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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.