Home / 995,328,815.20-1,492,993,222.80-349,161,877.60

Finding the Fourth Proportional to 995,328,815.20, 1,492,993,222.80 and 349,161,877.60

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Solution

The fourth proportional to 995,328,815.20, 1,492,993,222.80 and 349,161,877.60 is: 523,742,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,815.20 : 1,492,993,222.80 = 349,161,877.60 : x
  2. Step 2: Convert to fraction form
    995,328,815.20/1,492,993,222.80 = 349,161,877.60/x
  3. Step 3: Cross multiply
    995,328,815.20x = 1,492,993,222.80 × 349,161,877.60
  4. Step 4: Simplify right side
    995,328,815.20x = 521,296,316,916,923,136
  5. Step 5: Solve for x
    x = 521,296,316,916,923,136/995,328,815.20
  6. Step 6: Final answer
    x = 523,742,816.40

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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.