Home / 100,468,862.43-150,483,574.26-71,234,086.07

Finding the Fourth Proportional to 100,468,862.43, 150,483,574.26 and 71,234,086.07

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Solution

The fourth proportional to 100,468,862.43, 150,483,574.26 and 71,234,086.07 is: 106,695,344.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,468,862.43 : 150,483,574.26 = 71,234,086.07 : x
  2. Step 2: Convert to fraction form
    100,468,862.43/150,483,574.26 = 71,234,086.07/x
  3. Step 3: Cross multiply
    100,468,862.43x = 150,483,574.26 × 71,234,086.07
  4. Step 4: Simplify right side
    100,468,862.43x = 10,719,559,880,205,658
  5. Step 5: Solve for x
    x = 10,719,559,880,205,658/100,468,862.43
  6. Step 6: Final answer
    x = 106,695,344.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.