Home / 932,399,328.20-1,399,102,877.10-414,909,638.60

Finding the Fourth Proportional to 932,399,328.20, 1,399,102,877.10 and 414,909,638.60

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Solution

The fourth proportional to 932,399,328.20, 1,399,102,877.10 and 414,909,638.60 is: 622,588,682.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,399,328.20 : 1,399,102,877.10 = 414,909,638.60 : x
  2. Step 2: Convert to fraction form
    932,399,328.20/1,399,102,877.10 = 414,909,638.60/x
  3. Step 3: Cross multiply
    932,399,328.20x = 1,399,102,877.10 × 414,909,638.60
  4. Step 4: Simplify right side
    932,399,328.20x = 580,501,269,101,781,248
  5. Step 5: Solve for x
    x = 580,501,269,101,781,248/932,399,328.20
  6. Step 6: Final answer
    x = 622,588,682.28

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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.