Home / 936,188,006.76-1,291,936,224.45-539,709,105.93

Finding the Fourth Proportional to 936,188,006.76, 1,291,936,224.45 and 539,709,105.93

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Solution

The fourth proportional to 936,188,006.76, 1,291,936,224.45 and 539,709,105.93 is: 744,796,707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,188,006.76 : 1,291,936,224.45 = 539,709,105.93 : x
  2. Step 2: Convert to fraction form
    936,188,006.76/1,291,936,224.45 = 539,709,105.93/x
  3. Step 3: Cross multiply
    936,188,006.76x = 1,291,936,224.45 × 539,709,105.93
  4. Step 4: Simplify right side
    936,188,006.76x = 697,269,744,616,489,216
  5. Step 5: Solve for x
    x = 697,269,744,616,489,216/936,188,006.76
  6. Step 6: Final answer
    x = 744,796,707.05

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Double scale
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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.