Home / 39,157,035,253,491-54,036,876,645,504-21,359,187,173,055

Finding the Fourth Proportional to 39,157,035,253,491, 54,036,876,645,504 and 21,359,187,173,055

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Solution

The fourth proportional to 39,157,035,253,491, 54,036,876,645,504 and 21,359,187,173,055 is: 29,475,769,936,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,157,035,253,491 : 54,036,876,645,504 = 21,359,187,173,055 : x
  2. Step 2: Convert to fraction form
    39,157,035,253,491/54,036,876,645,504 = 21,359,187,173,055/x
  3. Step 3: Cross multiply
    39,157,035,253,491x = 54,036,876,645,504 × 21,359,187,173,055
  4. Step 4: Simplify right side
    39,157,035,253,491x = 1,154,183,762,518,604,303,782,903,808
  5. Step 5: Solve for x
    x = 1,154,183,762,518,604,303,782,903,808/39,157,035,253,491
  6. Step 6: Final answer
    x = 29,475,769,936,277.40

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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.