Home / 103,550,877.06-155,285,948.94-38,819,362.20

Finding the Fourth Proportional to 103,550,877.06, 155,285,948.94 and 38,819,362.20

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Solution

The fourth proportional to 103,550,877.06, 155,285,948.94 and 38,819,362.20 is: 58,213,910.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,550,877.06 : 155,285,948.94 = 38,819,362.20 : x
  2. Step 2: Convert to fraction form
    103,550,877.06/155,285,948.94 = 38,819,362.20/x
  3. Step 3: Cross multiply
    103,550,877.06x = 155,285,948.94 × 38,819,362.20
  4. Step 4: Simplify right side
    103,550,877.06x = 6,028,101,496,472,566
  5. Step 5: Solve for x
    x = 6,028,101,496,472,566/103,550,877.06
  6. Step 6: Final answer
    x = 58,213,910.57

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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.