Home / 1,570,043,404.25-2,166,631,838.13-855,585,164.55

Finding the Fourth Proportional to 1,570,043,404.25, 2,166,631,838.13 and 855,585,164.55

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Solution

The fourth proportional to 1,570,043,404.25, 2,166,631,838.13 and 855,585,164.55 is: 1,180,692,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,043,404.25 : 2,166,631,838.13 = 855,585,164.55 : x
  2. Step 2: Convert to fraction form
    1,570,043,404.25/2,166,631,838.13 = 855,585,164.55/x
  3. Step 3: Cross multiply
    1,570,043,404.25x = 2,166,631,838.13 × 855,585,164.55
  4. Step 4: Simplify right side
    1,570,043,404.25x = 1,853,738,057,745,724,928
  5. Step 5: Solve for x
    x = 1,853,738,057,745,724,928/1,570,043,404.25
  6. Step 6: Final answer
    x = 1,180,692,236.11

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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.