Home / 124,637,652-171,996,791.04-69,633,921.60

Finding the Fourth Proportional to 124,637,652, 171,996,791.04 and 69,633,921.60

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Solution

The fourth proportional to 124,637,652, 171,996,791.04 and 69,633,921.60 is: 96,093,041.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,637,652 : 171,996,791.04 = 69,633,921.60 : x
  2. Step 2: Convert to fraction form
    124,637,652/171,996,791.04 = 69,633,921.60/x
  3. Step 3: Cross multiply
    124,637,652x = 171,996,791.04 × 69,633,921.60
  4. Step 4: Simplify right side
    124,637,652x = 11,976,811,062,730,940
  5. Step 5: Solve for x
    x = 11,976,811,062,730,940/124,637,652
  6. Step 6: Final answer
    x = 96,093,041.47

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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.