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Finding the Fourth Proportional to 995,865,400.20, 1,493,798,100.30 and 506,089,374.60

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Solution

The fourth proportional to 995,865,400.20, 1,493,798,100.30 and 506,089,374.60 is: 759,134,061.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,865,400.20 : 1,493,798,100.30 = 506,089,374.60 : x
  2. Step 2: Convert to fraction form
    995,865,400.20/1,493,798,100.30 = 506,089,374.60/x
  3. Step 3: Cross multiply
    995,865,400.20x = 1,493,798,100.30 × 506,089,374.60
  4. Step 4: Simplify right side
    995,865,400.20x = 755,995,346,359,495,040
  5. Step 5: Solve for x
    x = 755,995,346,359,495,040/995,865,400.20
  6. Step 6: Final answer
    x = 759,134,061.90

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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.