Home / 74,152,362.69-111,292,579.40-51,449,203.17

Finding the Fourth Proportional to 74,152,362.69, 111,292,579.40 and 51,449,203.17

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Solution

The fourth proportional to 74,152,362.69, 111,292,579.40 and 51,449,203.17 is: 77,218,234.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,152,362.69 : 111,292,579.40 = 51,449,203.17 : x
  2. Step 2: Convert to fraction form
    74,152,362.69/111,292,579.40 = 51,449,203.17/x
  3. Step 3: Cross multiply
    74,152,362.69x = 111,292,579.40 × 51,449,203.17
  4. Step 4: Simplify right side
    74,152,362.69x = 5,725,914,528,606,711
  5. Step 5: Solve for x
    x = 5,725,914,528,606,711/74,152,362.69
  6. Step 6: Final answer
    x = 77,218,234.47

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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.