Home / 2,312,440,360-3,469,341,924.96-931,544,272.96

Finding the Fourth Proportional to 2,312,440,360, 3,469,341,924.96 and 931,544,272.96

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Solution

The fourth proportional to 2,312,440,360, 3,469,341,924.96 and 931,544,272.96 is: 1,397,590,898.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,440,360 : 3,469,341,924.96 = 931,544,272.96 : x
  2. Step 2: Convert to fraction form
    2,312,440,360/3,469,341,924.96 = 931,544,272.96/x
  3. Step 3: Cross multiply
    2,312,440,360x = 3,469,341,924.96 × 931,544,272.96
  4. Step 4: Simplify right side
    2,312,440,360x = 3,231,845,601,136,510,464
  5. Step 5: Solve for x
    x = 3,231,845,601,136,510,464/2,312,440,360
  6. Step 6: Final answer
    x = 1,397,590,898.79

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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.