Home / 368,881,226.64-509,290,868.52-229,856,230.80

Finding the Fourth Proportional to 368,881,226.64, 509,290,868.52 and 229,856,230.80

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Solution

The fourth proportional to 368,881,226.64, 509,290,868.52 and 229,856,230.80 is: 317,347,891.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,881,226.64 : 509,290,868.52 = 229,856,230.80 : x
  2. Step 2: Convert to fraction form
    368,881,226.64/509,290,868.52 = 229,856,230.80/x
  3. Step 3: Cross multiply
    368,881,226.64x = 509,290,868.52 × 229,856,230.80
  4. Step 4: Simplify right side
    368,881,226.64x = 117,063,679,418,865,584
  5. Step 5: Solve for x
    x = 117,063,679,418,865,584/368,881,226.64
  6. Step 6: Final answer
    x = 317,347,891.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.