Home / 86,589,681.10-119,448,456.60-53,539,365.34

Finding the Fourth Proportional to 86,589,681.10, 119,448,456.60 and 53,539,365.34

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Solution

The fourth proportional to 86,589,681.10, 119,448,456.60 and 53,539,365.34 is: 73,856,312.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,589,681.10 : 119,448,456.60 = 53,539,365.34 : x
  2. Step 2: Convert to fraction form
    86,589,681.10/119,448,456.60 = 53,539,365.34/x
  3. Step 3: Cross multiply
    86,589,681.10x = 119,448,456.60 × 53,539,365.34
  4. Step 4: Simplify right side
    86,589,681.10x = 6,395,194,557,206,534
  5. Step 5: Solve for x
    x = 6,395,194,557,206,534/86,589,681.10
  6. Step 6: Final answer
    x = 73,856,312.62

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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.