Home / 75,789,441,137.49-104,585,285,222.80-41,488,512,142.29

Finding the Fourth Proportional to 75,789,441,137.49, 104,585,285,222.80 and 41,488,512,142.29

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Solution

The fourth proportional to 75,789,441,137.49, 104,585,285,222.80 and 41,488,512,142.29 is: 57,251,878,503.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,789,441,137.49 : 104,585,285,222.80 = 41,488,512,142.29 : x
  2. Step 2: Convert to fraction form
    75,789,441,137.49/104,585,285,222.80 = 41,488,512,142.29/x
  3. Step 3: Cross multiply
    75,789,441,137.49x = 104,585,285,222.80 × 41,488,512,142.29
  4. Step 4: Simplify right side
    75,789,441,137.49x = 4,339,087,875,871,000,756,224
  5. Step 5: Solve for x
    x = 4,339,087,875,871,000,756,224/75,789,441,137.49
  6. Step 6: Final answer
    x = 57,251,878,503.75

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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.