Home / 413,852,429.64-620,988,563.61-229,585,891.71

Finding the Fourth Proportional to 413,852,429.64, 620,988,563.61 and 229,585,891.71

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Solution

The fourth proportional to 413,852,429.64, 620,988,563.61 and 229,585,891.71 is: 344,495,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,852,429.64 : 620,988,563.61 = 229,585,891.71 : x
  2. Step 2: Convert to fraction form
    413,852,429.64/620,988,563.61 = 229,585,891.71/x
  3. Step 3: Cross multiply
    413,852,429.64x = 620,988,563.61 × 229,585,891.71
  4. Step 4: Simplify right side
    413,852,429.64x = 142,570,213,118,113,920
  5. Step 5: Solve for x
    x = 142,570,213,118,113,920/413,852,429.64
  6. Step 6: Final answer
    x = 344,495,290.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.