Home / 86,873,314.14-119,840,829.75-55,478,362.14

Finding the Fourth Proportional to 86,873,314.14, 119,840,829.75 and 55,478,362.14

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Solution

The fourth proportional to 86,873,314.14, 119,840,829.75 and 55,478,362.14 is: 76,531,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,873,314.14 : 119,840,829.75 = 55,478,362.14 : x
  2. Step 2: Convert to fraction form
    86,873,314.14/119,840,829.75 = 55,478,362.14/x
  3. Step 3: Cross multiply
    86,873,314.14x = 119,840,829.75 × 55,478,362.14
  4. Step 4: Simplify right side
    86,873,314.14x = 6,648,572,952,028,586
  5. Step 5: Solve for x
    x = 6,648,572,952,028,586/86,873,314.14
  6. Step 6: Final answer
    x = 76,531,821.28

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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.