Home / 86,895,998.40-130,417,480.80-35,814,676.80

Finding the Fourth Proportional to 86,895,998.40, 130,417,480.80 and 35,814,676.80

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Solution

The fourth proportional to 86,895,998.40, 130,417,480.80 and 35,814,676.80 is: 53,752,301.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,895,998.40 : 130,417,480.80 = 35,814,676.80 : x
  2. Step 2: Convert to fraction form
    86,895,998.40/130,417,480.80 = 35,814,676.80/x
  3. Step 3: Cross multiply
    86,895,998.40x = 130,417,480.80 × 35,814,676.80
  4. Step 4: Simplify right side
    86,895,998.40x = 4,670,859,923,922,205
  5. Step 5: Solve for x
    x = 4,670,859,923,922,205/86,895,998.40
  6. Step 6: Final answer
    x = 53,752,301.72

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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.