Home / 75,080,420.88-103,646,908.95-50,004,260.85

Finding the Fourth Proportional to 75,080,420.88, 103,646,908.95 and 50,004,260.85

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Solution

The fourth proportional to 75,080,420.88, 103,646,908.95 and 50,004,260.85 is: 69,029,808.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,080,420.88 : 103,646,908.95 = 50,004,260.85 : x
  2. Step 2: Convert to fraction form
    75,080,420.88/103,646,908.95 = 50,004,260.85/x
  3. Step 3: Cross multiply
    75,080,420.88x = 103,646,908.95 × 50,004,260.85
  4. Step 4: Simplify right side
    75,080,420.88x = 5,182,787,071,101,281
  5. Step 5: Solve for x
    x = 5,182,787,071,101,281/75,080,420.88
  6. Step 6: Final answer
    x = 69,029,808.44

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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.