Home / 1,331,519,970.15-1,835,993,865.47-995,916,968.82

Finding the Fourth Proportional to 1,331,519,970.15, 1,835,993,865.47 and 995,916,968.82

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Solution

The fourth proportional to 1,331,519,970.15, 1,835,993,865.47 and 995,916,968.82 is: 1,373,240,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,519,970.15 : 1,835,993,865.47 = 995,916,968.82 : x
  2. Step 2: Convert to fraction form
    1,331,519,970.15/1,835,993,865.47 = 995,916,968.82/x
  3. Step 3: Cross multiply
    1,331,519,970.15x = 1,835,993,865.47 × 995,916,968.82
  4. Step 4: Simplify right side
    1,331,519,970.15x = 1,828,497,445,273,487,360
  5. Step 5: Solve for x
    x = 1,828,497,445,273,487,360/1,331,519,970.15
  6. Step 6: Final answer
    x = 1,373,240,722.08

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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.