Home / 1,159,101,835.20-1,599,415,035.84-783,575,287.38

Finding the Fourth Proportional to 1,159,101,835.20, 1,599,415,035.84 and 783,575,287.38

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Solution

The fourth proportional to 1,159,101,835.20, 1,599,415,035.84 and 783,575,287.38 is: 1,081,235,537.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,101,835.20 : 1,599,415,035.84 = 783,575,287.38 : x
  2. Step 2: Convert to fraction form
    1,159,101,835.20/1,599,415,035.84 = 783,575,287.38/x
  3. Step 3: Cross multiply
    1,159,101,835.20x = 1,599,415,035.84 × 783,575,287.38
  4. Step 4: Simplify right side
    1,159,101,835.20x = 1,253,262,096,348,220,928
  5. Step 5: Solve for x
    x = 1,253,262,096,348,220,928/1,159,101,835.20
  6. Step 6: Final answer
    x = 1,081,235,537.97

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1.5x scale

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.