Home / 69,698,323.82-96,209,991.34-59,869,420.94

Finding the Fourth Proportional to 69,698,323.82, 96,209,991.34 and 59,869,420.94

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Solution

The fourth proportional to 69,698,323.82, 96,209,991.34 and 59,869,420.94 is: 82,642,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,698,323.82 : 96,209,991.34 = 59,869,420.94 : x
  2. Step 2: Convert to fraction form
    69,698,323.82/96,209,991.34 = 59,869,420.94/x
  3. Step 3: Cross multiply
    69,698,323.82x = 96,209,991.34 × 59,869,420.94
  4. Step 4: Simplify right side
    69,698,323.82x = 5,760,036,470,168,215
  5. Step 5: Solve for x
    x = 5,760,036,470,168,215/69,698,323.82
  6. Step 6: Final answer
    x = 82,642,395.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.