Home / 75,866,720,800.88-113,755,969,761.24-28,706,837,779.28

Finding the Fourth Proportional to 75,866,720,800.88, 113,755,969,761.24 and 28,706,837,779.28

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Solution

The fourth proportional to 75,866,720,800.88, 113,755,969,761.24 and 28,706,837,779.28 is: 43,043,565,556.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,866,720,800.88 : 113,755,969,761.24 = 28,706,837,779.28 : x
  2. Step 2: Convert to fraction form
    75,866,720,800.88/113,755,969,761.24 = 28,706,837,779.28/x
  3. Step 3: Cross multiply
    75,866,720,800.88x = 113,755,969,761.24 × 28,706,837,779.28
  4. Step 4: Simplify right side
    75,866,720,800.88x = 3,265,574,170,360,597,708,800
  5. Step 5: Solve for x
    x = 3,265,574,170,360,597,708,800/75,866,720,800.88
  6. Step 6: Final answer
    x = 43,043,565,556.65

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1.5x scale

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.