Home / 294,219,006.81-406,022,227.88-170,531,428.47

Finding the Fourth Proportional to 294,219,006.81, 406,022,227.88 and 170,531,428.47

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Solution

The fourth proportional to 294,219,006.81, 406,022,227.88 and 170,531,428.47 is: 235,333,370.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,219,006.81 : 406,022,227.88 = 170,531,428.47 : x
  2. Step 2: Convert to fraction form
    294,219,006.81/406,022,227.88 = 170,531,428.47/x
  3. Step 3: Cross multiply
    294,219,006.81x = 406,022,227.88 × 170,531,428.47
  4. Step 4: Simplify right side
    294,219,006.81x = 69,239,550,510,095,600
  5. Step 5: Solve for x
    x = 69,239,550,510,095,600/294,219,006.81
  6. Step 6: Final answer
    x = 235,333,370.41

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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.