Home / 84,830,849.28-117,069,886.08-48,164,834.56

Finding the Fourth Proportional to 84,830,849.28, 117,069,886.08 and 48,164,834.56

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Solution

The fourth proportional to 84,830,849.28, 117,069,886.08 and 48,164,834.56 is: 66,469,353.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,830,849.28 : 117,069,886.08 = 48,164,834.56 : x
  2. Step 2: Convert to fraction form
    84,830,849.28/117,069,886.08 = 48,164,834.56/x
  3. Step 3: Cross multiply
    84,830,849.28x = 117,069,886.08 × 48,164,834.56
  4. Step 4: Simplify right side
    84,830,849.28x = 5,638,651,695,001,247
  5. Step 5: Solve for x
    x = 5,638,651,695,001,247/84,830,849.28
  6. Step 6: Final answer
    x = 66,469,353.34

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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.