Home / 83,810,016.96-115,656,985.44-46,639,661.28

Finding the Fourth Proportional to 83,810,016.96, 115,656,985.44 and 46,639,661.28

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Solution

The fourth proportional to 83,810,016.96, 115,656,985.44 and 46,639,661.28 is: 64,362,266.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,810,016.96 : 115,656,985.44 = 46,639,661.28 : x
  2. Step 2: Convert to fraction form
    83,810,016.96/115,656,985.44 = 46,639,661.28/x
  3. Step 3: Cross multiply
    83,810,016.96x = 115,656,985.44 × 46,639,661.28
  4. Step 4: Simplify right side
    83,810,016.96x = 5,394,202,625,587,492
  5. Step 5: Solve for x
    x = 5,394,202,625,587,492/83,810,016.96
  6. Step 6: Final answer
    x = 64,362,266.25

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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.