Home / 119,616,299.50-165,070,559.73-64,612,156.54

Finding the Fourth Proportional to 119,616,299.50, 165,070,559.73 and 64,612,156.54

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Solution

The fourth proportional to 119,616,299.50, 165,070,559.73 and 64,612,156.54 is: 89,164,811.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,616,299.50 : 165,070,559.73 = 64,612,156.54 : x
  2. Step 2: Convert to fraction form
    119,616,299.50/165,070,559.73 = 64,612,156.54/x
  3. Step 3: Cross multiply
    119,616,299.50x = 165,070,559.73 × 64,612,156.54
  4. Step 4: Simplify right side
    119,616,299.50x = 10,665,564,845,420,180
  5. Step 5: Solve for x
    x = 10,665,564,845,420,180/119,616,299.50
  6. Step 6: Final answer
    x = 89,164,811.90

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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.