Home / 370,857,336.80-556,286,005.20-274,111,455.20

Finding the Fourth Proportional to 370,857,336.80, 556,286,005.20 and 274,111,455.20

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Solution

The fourth proportional to 370,857,336.80, 556,286,005.20 and 274,111,455.20 is: 411,167,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,857,336.80 : 556,286,005.20 = 274,111,455.20 : x
  2. Step 2: Convert to fraction form
    370,857,336.80/556,286,005.20 = 274,111,455.20/x
  3. Step 3: Cross multiply
    370,857,336.80x = 556,286,005.20 × 274,111,455.20
  4. Step 4: Simplify right side
    370,857,336.80x = 152,484,366,392,766,784
  5. Step 5: Solve for x
    x = 152,484,366,392,766,784/370,857,336.80
  6. Step 6: Final answer
    x = 411,167,182.80

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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.