Home / 933,975,172.49-1,288,901,059.00-557,664,640.75

Finding the Fourth Proportional to 933,975,172.49, 1,288,901,059.00 and 557,664,640.75

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Solution

The fourth proportional to 933,975,172.49, 1,288,901,059.00 and 557,664,640.75 is: 769,586,352.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,975,172.49 : 1,288,901,059.00 = 557,664,640.75 : x
  2. Step 2: Convert to fraction form
    933,975,172.49/1,288,901,059.00 = 557,664,640.75/x
  3. Step 3: Cross multiply
    933,975,172.49x = 1,288,901,059.00 × 557,664,640.75
  4. Step 4: Simplify right side
    933,975,172.49x = 718,774,546,032,882,304
  5. Step 5: Solve for x
    x = 718,774,546,032,882,304/933,975,172.49
  6. Step 6: Final answer
    x = 769,586,352.19

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Double scale
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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.