Home / 94,521,992.40-141,782,988.60-75,390,116.40

Finding the Fourth Proportional to 94,521,992.40, 141,782,988.60 and 75,390,116.40

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Solution

The fourth proportional to 94,521,992.40, 141,782,988.60 and 75,390,116.40 is: 113,085,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,521,992.40 : 141,782,988.60 = 75,390,116.40 : x
  2. Step 2: Convert to fraction form
    94,521,992.40/141,782,988.60 = 75,390,116.40/x
  3. Step 3: Cross multiply
    94,521,992.40x = 141,782,988.60 × 75,390,116.40
  4. Step 4: Simplify right side
    94,521,992.40x = 10,689,036,014,093,874
  5. Step 5: Solve for x
    x = 10,689,036,014,093,874/94,521,992.40
  6. Step 6: Final answer
    x = 113,085,174.60

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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.