Home / 103,004,321.05-154,482,511.83-38,338,580.17

Finding the Fourth Proportional to 103,004,321.05, 154,482,511.83 and 38,338,580.17

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Solution

The fourth proportional to 103,004,321.05, 154,482,511.83 and 38,338,580.17 is: 57,498,948.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,004,321.05 : 154,482,511.83 = 38,338,580.17 : x
  2. Step 2: Convert to fraction form
    103,004,321.05/154,482,511.83 = 38,338,580.17/x
  3. Step 3: Cross multiply
    103,004,321.05x = 154,482,511.83 × 38,338,580.17
  4. Step 4: Simplify right side
    103,004,321.05x = 5,922,640,164,657,429
  5. Step 5: Solve for x
    x = 5,922,640,164,657,429/103,004,321.05
  6. Step 6: Final answer
    x = 57,498,948.63

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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.