Home / 336,105,787.80-504,158,681.70-278,710,159.80

Finding the Fourth Proportional to 336,105,787.80, 504,158,681.70 and 278,710,159.80

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Solution

The fourth proportional to 336,105,787.80, 504,158,681.70 and 278,710,159.80 is: 418,065,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,105,787.80 : 504,158,681.70 = 278,710,159.80 : x
  2. Step 2: Convert to fraction form
    336,105,787.80/504,158,681.70 = 278,710,159.80/x
  3. Step 3: Cross multiply
    336,105,787.80x = 504,158,681.70 × 278,710,159.80
  4. Step 4: Simplify right side
    336,105,787.80x = 140,514,146,741,164,336
  5. Step 5: Solve for x
    x = 140,514,146,741,164,336/336,105,787.80
  6. Step 6: Final answer
    x = 418,065,239.70

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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.