Home / 78,800,709.40-118,201,064.10-24,948,021.40

Finding the Fourth Proportional to 78,800,709.40, 118,201,064.10 and 24,948,021.40

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Solution

The fourth proportional to 78,800,709.40, 118,201,064.10 and 24,948,021.40 is: 37,422,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,800,709.40 : 118,201,064.10 = 24,948,021.40 : x
  2. Step 2: Convert to fraction form
    78,800,709.40/118,201,064.10 = 24,948,021.40/x
  3. Step 3: Cross multiply
    78,800,709.40x = 118,201,064.10 × 24,948,021.40
  4. Step 4: Simplify right side
    78,800,709.40x = 2,948,882,676,669,571.50
  5. Step 5: Solve for x
    x = 2,948,882,676,669,571.50/78,800,709.40
  6. Step 6: Final answer
    x = 37,422,032.10

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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.