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Finding the Fourth Proportional to 541,065,659.26, 746,672,043.88 and 293,547,013.50

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Solution

The fourth proportional to 541,065,659.26, 746,672,043.88 and 293,547,013.50 is: 405,095,656.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,065,659.26 : 746,672,043.88 = 293,547,013.50 : x
  2. Step 2: Convert to fraction form
    541,065,659.26/746,672,043.88 = 293,547,013.50/x
  3. Step 3: Cross multiply
    541,065,659.26x = 746,672,043.88 × 293,547,013.50
  4. Step 4: Simplify right side
    541,065,659.26x = 219,183,348,544,914,944
  5. Step 5: Solve for x
    x = 219,183,348,544,914,944/541,065,659.26
  6. Step 6: Final answer
    x = 405,095,656.68

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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.