Home / 336,105,904.80-504,158,857.20-278,710,276.80

Finding the Fourth Proportional to 336,105,904.80, 504,158,857.20 and 278,710,276.80

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Solution

The fourth proportional to 336,105,904.80, 504,158,857.20 and 278,710,276.80 is: 418,065,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,105,904.80 : 504,158,857.20 = 278,710,276.80 : x
  2. Step 2: Convert to fraction form
    336,105,904.80/504,158,857.20 = 278,710,276.80/x
  3. Step 3: Cross multiply
    336,105,904.80x = 504,158,857.20 × 278,710,276.80
  4. Step 4: Simplify right side
    336,105,904.80x = 140,514,254,641,383,680
  5. Step 5: Solve for x
    x = 140,514,254,641,383,680/336,105,904.80
  6. Step 6: Final answer
    x = 418,065,415.20

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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.