Home / 825,970,300.10-1,238,996,619.06-235,848,064.70

Finding the Fourth Proportional to 825,970,300.10, 1,238,996,619.06 and 235,848,064.70

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Solution

The fourth proportional to 825,970,300.10, 1,238,996,619.06 and 235,848,064.70 is: 353,783,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,970,300.10 : 1,238,996,619.06 = 235,848,064.70 : x
  2. Step 2: Convert to fraction form
    825,970,300.10/1,238,996,619.06 = 235,848,064.70/x
  3. Step 3: Cross multiply
    825,970,300.10x = 1,238,996,619.06 × 235,848,064.70
  4. Step 4: Simplify right side
    825,970,300.10x = 292,214,954,775,144,128
  5. Step 5: Solve for x
    x = 292,214,954,775,144,128/825,970,300.10
  6. Step 6: Final answer
    x = 353,783,852.45

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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.