Home / 110,317,916.34-152,249,477.78-82,392,144.32

Finding the Fourth Proportional to 110,317,916.34, 152,249,477.78 and 82,392,144.32

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Solution

The fourth proportional to 110,317,916.34, 152,249,477.78 and 82,392,144.32 is: 113,709,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,317,916.34 : 152,249,477.78 = 82,392,144.32 : x
  2. Step 2: Convert to fraction form
    110,317,916.34/152,249,477.78 = 82,392,144.32/x
  3. Step 3: Cross multiply
    110,317,916.34x = 152,249,477.78 × 82,392,144.32
  4. Step 4: Simplify right side
    110,317,916.34x = 12,544,160,945,894,392
  5. Step 5: Solve for x
    x = 12,544,160,945,894,392/110,317,916.34
  6. Step 6: Final answer
    x = 113,709,190.33

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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.