Home / 174,009,971.97-240,140,074.77-99,684,897.21

Finding the Fourth Proportional to 174,009,971.97, 240,140,074.77 and 99,684,897.21

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Solution

The fourth proportional to 174,009,971.97, 240,140,074.77 and 99,684,897.21 is: 137,568,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,009,971.97 : 240,140,074.77 = 99,684,897.21 : x
  2. Step 2: Convert to fraction form
    174,009,971.97/240,140,074.77 = 99,684,897.21/x
  3. Step 3: Cross multiply
    174,009,971.97x = 240,140,074.77 × 99,684,897.21
  4. Step 4: Simplify right side
    174,009,971.97x = 23,938,338,669,449,164
  5. Step 5: Solve for x
    x = 23,938,338,669,449,164/174,009,971.97
  6. Step 6: Final answer
    x = 137,568,774.93

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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.