Home / 294,219,000.81-406,022,219.60-170,531,422.47

Finding the Fourth Proportional to 294,219,000.81, 406,022,219.60 and 170,531,422.47

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Solution

The fourth proportional to 294,219,000.81, 406,022,219.60 and 170,531,422.47 is: 235,333,362.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,219,000.81 : 406,022,219.60 = 170,531,422.47 : x
  2. Step 2: Convert to fraction form
    294,219,000.81/406,022,219.60 = 170,531,422.47/x
  3. Step 3: Cross multiply
    294,219,000.81x = 406,022,219.60 × 170,531,422.47
  4. Step 4: Simplify right side
    294,219,000.81x = 69,239,546,661,962,064
  5. Step 5: Solve for x
    x = 69,239,546,661,962,064/294,219,000.81
  6. Step 6: Final answer
    x = 235,333,362.13

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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.