Home / 86,991,752.34-120,052,927.62-53,962,643.34

Finding the Fourth Proportional to 86,991,752.34, 120,052,927.62 and 53,962,643.34

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Solution

The fourth proportional to 86,991,752.34, 120,052,927.62 and 53,962,643.34 is: 74,471,121.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,991,752.34 : 120,052,927.62 = 53,962,643.34 : x
  2. Step 2: Convert to fraction form
    86,991,752.34/120,052,927.62 = 53,962,643.34/x
  3. Step 3: Cross multiply
    86,991,752.34x = 120,052,927.62 × 53,962,643.34
  4. Step 4: Simplify right side
    86,991,752.34x = 6,478,373,315,080,896
  5. Step 5: Solve for x
    x = 6,478,373,315,080,896/86,991,752.34
  6. Step 6: Final answer
    x = 74,471,121.01

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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.