Home / 53,919,385.60-80,879,078.40-35,779,532.80

Finding the Fourth Proportional to 53,919,385.60, 80,879,078.40 and 35,779,532.80

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Solution

The fourth proportional to 53,919,385.60, 80,879,078.40 and 35,779,532.80 is: 53,669,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,919,385.60 : 80,879,078.40 = 35,779,532.80 : x
  2. Step 2: Convert to fraction form
    53,919,385.60/80,879,078.40 = 35,779,532.80/x
  3. Step 3: Cross multiply
    53,919,385.60x = 80,879,078.40 × 35,779,532.80
  4. Step 4: Simplify right side
    53,919,385.60x = 2,893,815,638,446,571.50
  5. Step 5: Solve for x
    x = 2,893,815,638,446,571.50/53,919,385.60
  6. Step 6: Final answer
    x = 53,669,299.20

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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.