Home / 89,861,329,798.87-124,012,533,242.14-49,763,309,187.37

Finding the Fourth Proportional to 89,861,329,798.87, 124,012,533,242.14 and 49,763,309,187.37

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Solution

The fourth proportional to 89,861,329,798.87, 124,012,533,242.14 and 49,763,309,187.37 is: 68,675,525,375.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,861,329,798.87 : 124,012,533,242.14 = 49,763,309,187.37 : x
  2. Step 2: Convert to fraction form
    89,861,329,798.87/124,012,533,242.14 = 49,763,309,187.37/x
  3. Step 3: Cross multiply
    89,861,329,798.87x = 124,012,533,242.14 × 49,763,309,187.37
  4. Step 4: Simplify right side
    89,861,329,798.87x = 6,171,274,034,837,613,182,976
  5. Step 5: Solve for x
    x = 6,171,274,034,837,613,182,976/89,861,329,798.87
  6. Step 6: Final answer
    x = 68,675,525,375.05

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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.