Home / 406,025,798.31-560,301,103.04-229,810,009.14

Finding the Fourth Proportional to 406,025,798.31, 560,301,103.04 and 229,810,009.14

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Solution

The fourth proportional to 406,025,798.31, 560,301,103.04 and 229,810,009.14 is: 317,129,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,025,798.31 : 560,301,103.04 = 229,810,009.14 : x
  2. Step 2: Convert to fraction form
    406,025,798.31/560,301,103.04 = 229,810,009.14/x
  3. Step 3: Cross multiply
    406,025,798.31x = 560,301,103.04 × 229,810,009.14
  4. Step 4: Simplify right side
    406,025,798.31x = 128,762,801,609,625,424
  5. Step 5: Solve for x
    x = 128,762,801,609,625,424/406,025,798.31
  6. Step 6: Final answer
    x = 317,129,606.41

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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.