Home / 995,806,585.65-1,493,689,366.44-331,868,820.90

Finding the Fourth Proportional to 995,806,585.65, 1,493,689,366.44 and 331,868,820.90

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Solution

The fourth proportional to 995,806,585.65, 1,493,689,366.44 and 331,868,820.90 is: 497,796,395.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,806,585.65 : 1,493,689,366.44 = 331,868,820.90 : x
  2. Step 2: Convert to fraction form
    995,806,585.65/1,493,689,366.44 = 331,868,820.90/x
  3. Step 3: Cross multiply
    995,806,585.65x = 1,493,689,366.44 × 331,868,820.90
  4. Step 4: Simplify right side
    995,806,585.65x = 495,708,928,831,310,784
  5. Step 5: Solve for x
    x = 495,708,928,831,310,784/995,806,585.65
  6. Step 6: Final answer
    x = 497,796,395.38

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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.