Home / 130,448,643.80-195,696,585.30-65,589,222.20

Finding the Fourth Proportional to 130,448,643.80, 195,696,585.30 and 65,589,222.20

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Solution

The fourth proportional to 130,448,643.80, 195,696,585.30 and 65,589,222.20 is: 98,395,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,448,643.80 : 195,696,585.30 = 65,589,222.20 : x
  2. Step 2: Convert to fraction form
    130,448,643.80/195,696,585.30 = 65,589,222.20/x
  3. Step 3: Cross multiply
    130,448,643.80x = 195,696,585.30 × 65,589,222.20
  4. Step 4: Simplify right side
    130,448,643.80x = 12,835,586,817,022,956
  5. Step 5: Solve for x
    x = 12,835,586,817,022,956/130,448,643.80
  6. Step 6: Final answer
    x = 98,395,709.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.