Home / 245,868,330.20-368,802,495.30-231,759,555.80

Finding the Fourth Proportional to 245,868,330.20, 368,802,495.30 and 231,759,555.80

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Solution

The fourth proportional to 245,868,330.20, 368,802,495.30 and 231,759,555.80 is: 347,639,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,868,330.20 : 368,802,495.30 = 231,759,555.80 : x
  2. Step 2: Convert to fraction form
    245,868,330.20/368,802,495.30 = 231,759,555.80/x
  3. Step 3: Cross multiply
    245,868,330.20x = 368,802,495.30 × 231,759,555.80
  4. Step 4: Simplify right side
    245,868,330.20x = 85,473,502,488,659,600
  5. Step 5: Solve for x
    x = 85,473,502,488,659,600/245,868,330.20
  6. Step 6: Final answer
    x = 347,639,333.70

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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.