Home / 636,531,214.86-954,955,726.07-222,013,992.69

Finding the Fourth Proportional to 636,531,214.86, 954,955,726.07 and 222,013,992.69

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Solution

The fourth proportional to 636,531,214.86, 954,955,726.07 and 222,013,992.69 is: 333,076,412.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,531,214.86 : 954,955,726.07 = 222,013,992.69 : x
  2. Step 2: Convert to fraction form
    636,531,214.86/954,955,726.07 = 222,013,992.69/x
  3. Step 3: Cross multiply
    636,531,214.86x = 954,955,726.07 × 222,013,992.69
  4. Step 4: Simplify right side
    636,531,214.86x = 212,013,533,585,868,576
  5. Step 5: Solve for x
    x = 212,013,533,585,868,576/636,531,214.86
  6. Step 6: Final answer
    x = 333,076,412.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.