Home / 87,779,352.16-131,573,991.21-57,095,858.80

Finding the Fourth Proportional to 87,779,352.16, 131,573,991.21 and 57,095,858.80

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Solution

The fourth proportional to 87,779,352.16, 131,573,991.21 and 57,095,858.80 is: 85,581,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,779,352.16 : 131,573,991.21 = 57,095,858.80 : x
  2. Step 2: Convert to fraction form
    87,779,352.16/131,573,991.21 = 57,095,858.80/x
  3. Step 3: Cross multiply
    87,779,352.16x = 131,573,991.21 × 57,095,858.80
  4. Step 4: Simplify right side
    87,779,352.16x = 7,512,330,023,878,600
  5. Step 5: Solve for x
    x = 7,512,330,023,878,600/87,779,352.16
  6. Step 6: Final answer
    x = 85,581,971.60

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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.