Home / 89,861,329,778.59-124,012,533,214.18-49,763,309,167.08

Finding the Fourth Proportional to 89,861,329,778.59, 124,012,533,214.18 and 49,763,309,167.08

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Solution

The fourth proportional to 89,861,329,778.59, 124,012,533,214.18 and 49,763,309,167.08 is: 68,675,525,347.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,861,329,778.59 : 124,012,533,214.18 = 49,763,309,167.08 : x
  2. Step 2: Convert to fraction form
    89,861,329,778.59/124,012,533,214.18 = 49,763,309,167.08/x
  3. Step 3: Cross multiply
    89,861,329,778.59x = 124,012,533,214.18 × 49,763,309,167.08
  4. Step 4: Simplify right side
    89,861,329,778.59x = 6,171,274,030,930,264,588,288
  5. Step 5: Solve for x
    x = 6,171,274,030,930,264,588,288/89,861,329,778.59
  6. Step 6: Final answer
    x = 68,675,525,347.07

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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.