Home / 196,869,387.40-295,304,081.10-105,036,382.60

Finding the Fourth Proportional to 196,869,387.40, 295,304,081.10 and 105,036,382.60

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Solution

The fourth proportional to 196,869,387.40, 295,304,081.10 and 105,036,382.60 is: 157,554,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,869,387.40 : 295,304,081.10 = 105,036,382.60 : x
  2. Step 2: Convert to fraction form
    196,869,387.40/295,304,081.10 = 105,036,382.60/x
  3. Step 3: Cross multiply
    196,869,387.40x = 295,304,081.10 × 105,036,382.60
  4. Step 4: Simplify right side
    196,869,387.40x = 31,017,672,445,761,028
  5. Step 5: Solve for x
    x = 31,017,672,445,761,028/196,869,387.40
  6. Step 6: Final answer
    x = 157,554,573.90

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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.