Home / 86,534,207.06-119,434,012.82-65,589,707.18

Finding the Fourth Proportional to 86,534,207.06, 119,434,012.82 and 65,589,707.18

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Solution

The fourth proportional to 86,534,207.06, 119,434,012.82 and 65,589,707.18 is: 90,526,535.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,534,207.06 : 119,434,012.82 = 65,589,707.18 : x
  2. Step 2: Convert to fraction form
    86,534,207.06/119,434,012.82 = 65,589,707.18/x
  3. Step 3: Cross multiply
    86,534,207.06x = 119,434,012.82 × 65,589,707.18
  4. Step 4: Simplify right side
    86,534,207.06x = 7,833,641,927,271,047
  5. Step 5: Solve for x
    x = 7,833,641,927,271,047/86,534,207.06
  6. Step 6: Final answer
    x = 90,526,535.04

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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.