Home / 1,945,450,564.69-2,918,478,177.91-653,288,383.57

Finding the Fourth Proportional to 1,945,450,564.69, 2,918,478,177.91 and 653,288,383.57

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Solution

The fourth proportional to 1,945,450,564.69, 2,918,478,177.91 and 653,288,383.57 is: 980,034,099.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,450,564.69 : 2,918,478,177.91 = 653,288,383.57 : x
  2. Step 2: Convert to fraction form
    1,945,450,564.69/2,918,478,177.91 = 653,288,383.57/x
  3. Step 3: Cross multiply
    1,945,450,564.69x = 2,918,478,177.91 × 653,288,383.57
  4. Step 4: Simplify right side
    1,945,450,564.69x = 1,906,607,891,331,142,912
  5. Step 5: Solve for x
    x = 1,906,607,891,331,142,912/1,945,450,564.69
  6. Step 6: Final answer
    x = 980,034,099.01

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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.