Home / 995,238,445.60-1,491,762,807.60-348,673,376.80

Finding the Fourth Proportional to 995,238,445.60, 1,491,762,807.60 and 348,673,376.80

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Solution

The fourth proportional to 995,238,445.60, 1,491,762,807.60 and 348,673,376.80 is: 522,626,489.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,238,445.60 : 1,491,762,807.60 = 348,673,376.80 : x
  2. Step 2: Convert to fraction form
    995,238,445.60/1,491,762,807.60 = 348,673,376.80/x
  3. Step 3: Cross multiply
    995,238,445.60x = 1,491,762,807.60 × 348,673,376.80
  4. Step 4: Simplify right side
    995,238,445.60x = 520,137,975,510,540,672
  5. Step 5: Solve for x
    x = 520,137,975,510,540,672/995,238,445.60
  6. Step 6: Final answer
    x = 522,626,489.97

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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.