Home / 86,916,511.70-130,392,263.55-25,505,551.70

Finding the Fourth Proportional to 86,916,511.70, 130,392,263.55 and 25,505,551.70

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Solution

The fourth proportional to 86,916,511.70, 130,392,263.55 and 25,505,551.70 is: 38,263,461.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,916,511.70 : 130,392,263.55 = 25,505,551.70 : x
  2. Step 2: Convert to fraction form
    86,916,511.70/130,392,263.55 = 25,505,551.70/x
  3. Step 3: Cross multiply
    86,916,511.70x = 130,392,263.55 × 25,505,551.70
  4. Step 4: Simplify right side
    86,916,511.70x = 3,325,726,619,254,550.50
  5. Step 5: Solve for x
    x = 3,325,726,619,254,550.50/86,916,511.70
  6. Step 6: Final answer
    x = 38,263,461.73

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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.