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Finding the Fourth Proportional to 1,093,221,010.35, 1,639,831,515.53 and 1,093,221,010.35

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Solution

The fourth proportional to 1,093,221,010.35, 1,639,831,515.53 and 1,093,221,010.35 is: 1,639,831,515.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,221,010.35 : 1,639,831,515.53 = 1,093,221,010.35 : x
  2. Step 2: Convert to fraction form
    1,093,221,010.35/1,639,831,515.53 = 1,093,221,010.35/x
  3. Step 3: Cross multiply
    1,093,221,010.35x = 1,639,831,515.53 × 1,093,221,010.35
  4. Step 4: Simplify right side
    1,093,221,010.35x = 1,792,698,266,206,012,160
  5. Step 5: Solve for x
    x = 1,792,698,266,206,012,160/1,093,221,010.35
  6. Step 6: Final answer
    x = 1,639,831,515.53

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Double scale
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Similar ratio
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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.