Home / 95,632,433.40-143,448,645.30-90,985,869.88

Finding the Fourth Proportional to 95,632,433.40, 143,448,645.30 and 90,985,869.88

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Solution

The fourth proportional to 95,632,433.40, 143,448,645.30 and 90,985,869.88 is: 136,478,800.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,632,433.40 : 143,448,645.30 = 90,985,869.88 : x
  2. Step 2: Convert to fraction form
    95,632,433.40/143,448,645.30 = 90,985,869.88/x
  3. Step 3: Cross multiply
    95,632,433.40x = 143,448,645.30 × 90,985,869.88
  4. Step 4: Simplify right side
    95,632,433.40x = 13,051,799,775,728,074
  5. Step 5: Solve for x
    x = 13,051,799,775,728,074/95,632,433.40
  6. Step 6: Final answer
    x = 136,478,800.25

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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.