Home / 86,777,534.12-119,754,826.16-47,618,968.36

Finding the Fourth Proportional to 86,777,534.12, 119,754,826.16 and 47,618,968.36

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Solution

The fourth proportional to 86,777,534.12, 119,754,826.16 and 47,618,968.36 is: 65,715,180.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,777,534.12 : 119,754,826.16 = 47,618,968.36 : x
  2. Step 2: Convert to fraction form
    86,777,534.12/119,754,826.16 = 47,618,968.36/x
  3. Step 3: Cross multiply
    86,777,534.12x = 119,754,826.16 × 47,618,968.36
  4. Step 4: Simplify right side
    86,777,534.12x = 5,702,601,277,870,340
  5. Step 5: Solve for x
    x = 5,702,601,277,870,340/86,777,534.12
  6. Step 6: Final answer
    x = 65,715,180.04

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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.