Home / 30,272,195,507.20-41,472,215,050.88-29,140,384,399.36

Finding the Fourth Proportional to 30,272,195,507.20, 41,472,215,050.88 and 29,140,384,399.36

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Solution

The fourth proportional to 30,272,195,507.20, 41,472,215,050.88 and 29,140,384,399.36 is: 39,921,659,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,272,195,507.20 : 41,472,215,050.88 = 29,140,384,399.36 : x
  2. Step 2: Convert to fraction form
    30,272,195,507.20/41,472,215,050.88 = 29,140,384,399.36/x
  3. Step 3: Cross multiply
    30,272,195,507.20x = 41,472,215,050.88 × 29,140,384,399.36
  4. Step 4: Simplify right side
    30,272,195,507.20x = 1,208,516,288,475,566,440,448
  5. Step 5: Solve for x
    x = 1,208,516,288,475,566,440,448/30,272,195,507.20
  6. Step 6: Final answer
    x = 39,921,659,735.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.