Home / 106,825,346.88-160,215,597.36-30,130,439.36

Finding the Fourth Proportional to 106,825,346.88, 160,215,597.36 and 30,130,439.36

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Solution

The fourth proportional to 106,825,346.88, 160,215,597.36 and 30,130,439.36 is: 45,189,334.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,825,346.88 : 160,215,597.36 = 30,130,439.36 : x
  2. Step 2: Convert to fraction form
    106,825,346.88/160,215,597.36 = 30,130,439.36/x
  3. Step 3: Cross multiply
    106,825,346.88x = 160,215,597.36 × 30,130,439.36
  4. Step 4: Simplify right side
    106,825,346.88x = 4,827,366,340,781,656
  5. Step 5: Solve for x
    x = 4,827,366,340,781,656/106,825,346.88
  6. Step 6: Final answer
    x = 45,189,334.57

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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.