Home / 412,488,516.17-569,222,804.80-226,849,540.97

Finding the Fourth Proportional to 412,488,516.17, 569,222,804.80 and 226,849,540.97

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Solution

The fourth proportional to 412,488,516.17, 569,222,804.80 and 226,849,540.97 is: 313,046,125.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,488,516.17 : 569,222,804.80 = 226,849,540.97 : x
  2. Step 2: Convert to fraction form
    412,488,516.17/569,222,804.80 = 226,849,540.97/x
  3. Step 3: Cross multiply
    412,488,516.17x = 569,222,804.80 × 226,849,540.97
  4. Step 4: Simplify right side
    412,488,516.17x = 129,127,931,980,242,528
  5. Step 5: Solve for x
    x = 129,127,931,980,242,528/412,488,516.17
  6. Step 6: Final answer
    x = 313,046,125.93

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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.