Home / 9,945,640,522.28-13,724,914,100.07-5,429,519,574.78

Finding the Fourth Proportional to 9,945,640,522.28, 13,724,914,100.07 and 5,429,519,574.78

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Solution

The fourth proportional to 9,945,640,522.28, 13,724,914,100.07 and 5,429,519,574.78 is: 7,492,698,896.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945,640,522.28 : 13,724,914,100.07 = 5,429,519,574.78 : x
  2. Step 2: Convert to fraction form
    9,945,640,522.28/13,724,914,100.07 = 5,429,519,574.78/x
  3. Step 3: Cross multiply
    9,945,640,522.28x = 13,724,914,100.07 × 5,429,519,574.78
  4. Step 4: Simplify right side
    9,945,640,522.28x = 74,519,689,768,476,950,528
  5. Step 5: Solve for x
    x = 74,519,689,768,476,950,528/9,945,640,522.28
  6. Step 6: Final answer
    x = 7,492,698,896.72

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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.