Home / 995,306,983.20-1,492,960,474.80-505,530,957.60

Finding the Fourth Proportional to 995,306,983.20, 1,492,960,474.80 and 505,530,957.60

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Solution

The fourth proportional to 995,306,983.20, 1,492,960,474.80 and 505,530,957.60 is: 758,296,436.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,306,983.20 : 1,492,960,474.80 = 505,530,957.60 : x
  2. Step 2: Convert to fraction form
    995,306,983.20/1,492,960,474.80 = 505,530,957.60/x
  3. Step 3: Cross multiply
    995,306,983.20x = 1,492,960,474.80 × 505,530,957.60
  4. Step 4: Simplify right side
    995,306,983.20x = 754,737,738,484,594,688
  5. Step 5: Solve for x
    x = 754,737,738,484,594,688/995,306,983.20
  6. Step 6: Final answer
    x = 758,296,436.40

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Double scale
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1.5x scale

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.