Home / 78,800,720.40-118,201,080.60-24,948,032.40

Finding the Fourth Proportional to 78,800,720.40, 118,201,080.60 and 24,948,032.40

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Solution

The fourth proportional to 78,800,720.40, 118,201,080.60 and 24,948,032.40 is: 37,422,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,800,720.40 : 118,201,080.60 = 24,948,032.40 : x
  2. Step 2: Convert to fraction form
    78,800,720.40/118,201,080.60 = 24,948,032.40/x
  3. Step 3: Cross multiply
    78,800,720.40x = 118,201,080.60 × 24,948,032.40
  4. Step 4: Simplify right side
    78,800,720.40x = 2,948,884,388,523,811
  5. Step 5: Solve for x
    x = 2,948,884,388,523,811/78,800,720.40
  6. Step 6: Final answer
    x = 37,422,048.60

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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.