Home / 105,205,029,339.76-157,833,856,249.44-30,675,012,768.56

Finding the Fourth Proportional to 105,205,029,339.76, 157,833,856,249.44 and 30,675,012,768.56

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Solution

The fourth proportional to 105,205,029,339.76, 157,833,856,249.44 and 30,675,012,768.56 is: 46,020,191,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,205,029,339.76 : 157,833,856,249.44 = 30,675,012,768.56 : x
  2. Step 2: Convert to fraction form
    105,205,029,339.76/157,833,856,249.44 = 30,675,012,768.56/x
  3. Step 3: Cross multiply
    105,205,029,339.76x = 157,833,856,249.44 × 30,675,012,768.56
  4. Step 4: Simplify right side
    105,205,029,339.76x = 4,841,555,555,762,636,324,864
  5. Step 5: Solve for x
    x = 4,841,555,555,762,636,324,864/105,205,029,339.76
  6. Step 6: Final answer
    x = 46,020,191,108.23

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1.5x scale

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.