Home / 130,759,944.22-180,448,714.47-75,787,687.42

Finding the Fourth Proportional to 130,759,944.22, 180,448,714.47 and 75,787,687.42

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Solution

The fourth proportional to 130,759,944.22, 180,448,714.47 and 75,787,687.42 is: 104,587,003.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,759,944.22 : 180,448,714.47 = 75,787,687.42 : x
  2. Step 2: Convert to fraction form
    130,759,944.22/180,448,714.47 = 75,787,687.42/x
  3. Step 3: Cross multiply
    130,759,944.22x = 180,448,714.47 × 75,787,687.42
  4. Step 4: Simplify right side
    130,759,944.22x = 13,675,790,767,593,192
  5. Step 5: Solve for x
    x = 13,675,790,767,593,192/130,759,944.22
  6. Step 6: Final answer
    x = 104,587,003.68

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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.