Home / 1,081,166,834.14-1,492,121,435.56-657,810,550.74

Finding the Fourth Proportional to 1,081,166,834.14, 1,492,121,435.56 and 657,810,550.74

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Solution

The fourth proportional to 1,081,166,834.14, 1,492,121,435.56 and 657,810,550.74 is: 907,846,219.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,166,834.14 : 1,492,121,435.56 = 657,810,550.74 : x
  2. Step 2: Convert to fraction form
    1,081,166,834.14/1,492,121,435.56 = 657,810,550.74/x
  3. Step 3: Cross multiply
    1,081,166,834.14x = 1,492,121,435.56 × 657,810,550.74
  4. Step 4: Simplify right side
    1,081,166,834.14x = 981,533,223,296,683,008
  5. Step 5: Solve for x
    x = 981,533,223,296,683,008/1,081,166,834.14
  6. Step 6: Final answer
    x = 907,846,219.75

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Double scale
Find fourth proportional to 1,081,166,835.14, 1,492,121,436.94 and 657,810,551.74
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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.