Home / 262,944,036.20-394,416,054.30-142,011,684.20

Finding the Fourth Proportional to 262,944,036.20, 394,416,054.30 and 142,011,684.20

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Solution

The fourth proportional to 262,944,036.20, 394,416,054.30 and 142,011,684.20 is: 213,017,526.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,944,036.20 : 394,416,054.30 = 142,011,684.20 : x
  2. Step 2: Convert to fraction form
    262,944,036.20/394,416,054.30 = 142,011,684.20/x
  3. Step 3: Cross multiply
    262,944,036.20x = 394,416,054.30 × 142,011,684.20
  4. Step 4: Simplify right side
    262,944,036.20x = 56,011,688,146,661,648
  5. Step 5: Solve for x
    x = 56,011,688,146,661,648/262,944,036.20
  6. Step 6: Final answer
    x = 213,017,526.30

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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.