Home / 124,205,629.20-186,069,659.80-69,452,147.48

Finding the Fourth Proportional to 124,205,629.20, 186,069,659.80 and 69,452,147.48

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Solution

The fourth proportional to 124,205,629.20, 186,069,659.80 and 69,452,147.48 is: 104,044,700.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,205,629.20 : 186,069,659.80 = 69,452,147.48 : x
  2. Step 2: Convert to fraction form
    124,205,629.20/186,069,659.80 = 69,452,147.48/x
  3. Step 3: Cross multiply
    124,205,629.20x = 186,069,659.80 × 69,452,147.48
  4. Step 4: Simplify right side
    124,205,629.20x = 12,922,937,453,983,028
  5. Step 5: Solve for x
    x = 12,922,937,453,983,028/124,205,629.20
  6. Step 6: Final answer
    x = 104,044,700.21

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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.