Home / 1,313,607,578,217.40-1,971,156,755,632-709,224,735,250.38

Finding the Fourth Proportional to 1,313,607,578,217.40, 1,971,156,755,632 and 709,224,735,250.38

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Solution

The fourth proportional to 1,313,607,578,217.40, 1,971,156,755,632 and 709,224,735,250.38 is: 1,064,239,542,563.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,607,578,217.40 : 1,971,156,755,632 = 709,224,735,250.38 : x
  2. Step 2: Convert to fraction form
    1,313,607,578,217.40/1,971,156,755,632 = 709,224,735,250.38/x
  3. Step 3: Cross multiply
    1,313,607,578,217.40x = 1,971,156,755,632 × 709,224,735,250.38
  4. Step 4: Simplify right side
    1,313,607,578,217.40x = 1,397,993,128,150,103,247,290,368
  5. Step 5: Solve for x
    x = 1,397,993,128,150,103,247,290,368/1,313,607,578,217.40
  6. Step 6: Final answer
    x = 1,064,239,542,563.55

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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.