Home / 310,528,914.60-465,397,743.60-165,032,178.60

Finding the Fourth Proportional to 310,528,914.60, 465,397,743.60 and 165,032,178.60

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Solution

The fourth proportional to 310,528,914.60, 465,397,743.60 and 165,032,178.60 is: 247,338,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,528,914.60 : 465,397,743.60 = 165,032,178.60 : x
  2. Step 2: Convert to fraction form
    310,528,914.60/465,397,743.60 = 165,032,178.60/x
  3. Step 3: Cross multiply
    310,528,914.60x = 465,397,743.60 × 165,032,178.60
  4. Step 4: Simplify right side
    310,528,914.60x = 76,805,603,541,832,208
  5. Step 5: Solve for x
    x = 76,805,603,541,832,208/310,528,914.60
  6. Step 6: Final answer
    x = 247,338,009.22

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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.