Home / 106,556,164.40-159,834,246.60-72,543,940.40

Finding the Fourth Proportional to 106,556,164.40, 159,834,246.60 and 72,543,940.40

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Solution

The fourth proportional to 106,556,164.40, 159,834,246.60 and 72,543,940.40 is: 108,815,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,556,164.40 : 159,834,246.60 = 72,543,940.40 : x
  2. Step 2: Convert to fraction form
    106,556,164.40/159,834,246.60 = 72,543,940.40/x
  3. Step 3: Cross multiply
    106,556,164.40x = 159,834,246.60 × 72,543,940.40
  4. Step 4: Simplify right side
    106,556,164.40x = 11,595,006,059,229,304
  5. Step 5: Solve for x
    x = 11,595,006,059,229,304/106,556,164.40
  6. Step 6: Final answer
    x = 108,815,910.60

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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.