Home / 2,312,611,746.60-3,191,312,273.49-1,309,237,450.41

Finding the Fourth Proportional to 2,312,611,746.60, 3,191,312,273.49 and 1,309,237,450.41

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Solution

The fourth proportional to 2,312,611,746.60, 3,191,312,273.49 and 1,309,237,450.41 is: 1,806,695,633.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,611,746.60 : 3,191,312,273.49 = 1,309,237,450.41 : x
  2. Step 2: Convert to fraction form
    2,312,611,746.60/3,191,312,273.49 = 1,309,237,450.41/x
  3. Step 3: Cross multiply
    2,312,611,746.60x = 3,191,312,273.49 × 1,309,237,450.41
  4. Step 4: Simplify right side
    2,312,611,746.60x = 4,178,185,544,406,188,032
  5. Step 5: Solve for x
    x = 4,178,185,544,406,188,032/2,312,611,746.60
  6. Step 6: Final answer
    x = 1,806,695,633.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.