Home / 275,416,053.40-413,124,080.10-70,944,128.65

Finding the Fourth Proportional to 275,416,053.40, 413,124,080.10 and 70,944,128.65

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Solution

The fourth proportional to 275,416,053.40, 413,124,080.10 and 70,944,128.65 is: 106,416,192.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,416,053.40 : 413,124,080.10 = 70,944,128.65 : x
  2. Step 2: Convert to fraction form
    275,416,053.40/413,124,080.10 = 70,944,128.65/x
  3. Step 3: Cross multiply
    275,416,053.40x = 413,124,080.10 × 70,944,128.65
  4. Step 4: Simplify right side
    275,416,053.40x = 29,308,727,887,027,308
  5. Step 5: Solve for x
    x = 29,308,727,887,027,308/275,416,053.40
  6. Step 6: Final answer
    x = 106,416,192.98

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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.