Home / 83,838,857.73-115,696,438.47-47,169,341.25

Finding the Fourth Proportional to 83,838,857.73, 115,696,438.47 and 47,169,341.25

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Solution

The fourth proportional to 83,838,857.73, 115,696,438.47 and 47,169,341.25 is: 65,093,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,838,857.73 : 115,696,438.47 = 47,169,341.25 : x
  2. Step 2: Convert to fraction form
    83,838,857.73/115,696,438.47 = 47,169,341.25/x
  3. Step 3: Cross multiply
    83,838,857.73x = 115,696,438.47 × 47,169,341.25
  4. Step 4: Simplify right side
    83,838,857.73x = 5,457,324,787,601,058
  5. Step 5: Solve for x
    x = 5,457,324,787,601,058/83,838,857.73
  6. Step 6: Final answer
    x = 65,093,024.11

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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.