Home / 437,917,097.97-604,301,007.20-239,678,188.83

Finding the Fourth Proportional to 437,917,097.97, 604,301,007.20 and 239,678,188.83

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Solution

The fourth proportional to 437,917,097.97, 604,301,007.20 and 239,678,188.83 is: 330,742,443.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,917,097.97 : 604,301,007.20 = 239,678,188.83 : x
  2. Step 2: Convert to fraction form
    437,917,097.97/604,301,007.20 = 239,678,188.83/x
  3. Step 3: Cross multiply
    437,917,097.97x = 604,301,007.20 × 239,678,188.83
  4. Step 4: Simplify right side
    437,917,097.97x = 144,837,770,912,642,432
  5. Step 5: Solve for x
    x = 144,837,770,912,642,432/437,917,097.97
  6. Step 6: Final answer
    x = 330,742,443.23

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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.