Home / 186,867,564.30-280,301,346.45-83,236,569.30

Finding the Fourth Proportional to 186,867,564.30, 280,301,346.45 and 83,236,569.30

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Solution

The fourth proportional to 186,867,564.30, 280,301,346.45 and 83,236,569.30 is: 124,854,853.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,867,564.30 : 280,301,346.45 = 83,236,569.30 : x
  2. Step 2: Convert to fraction form
    186,867,564.30/280,301,346.45 = 83,236,569.30/x
  3. Step 3: Cross multiply
    186,867,564.30x = 280,301,346.45 × 83,236,569.30
  4. Step 4: Simplify right side
    186,867,564.30x = 23,331,322,448,668,732
  5. Step 5: Solve for x
    x = 23,331,322,448,668,732/186,867,564.30
  6. Step 6: Final answer
    x = 124,854,853.95

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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.