Home / 932,695,341.40-1,399,043,012.10-387,156,064.60

Finding the Fourth Proportional to 932,695,341.40, 1,399,043,012.10 and 387,156,064.60

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Solution

The fourth proportional to 932,695,341.40, 1,399,043,012.10 and 387,156,064.60 is: 580,734,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,695,341.40 : 1,399,043,012.10 = 387,156,064.60 : x
  2. Step 2: Convert to fraction form
    932,695,341.40/1,399,043,012.10 = 387,156,064.60/x
  3. Step 3: Cross multiply
    932,695,341.40x = 1,399,043,012.10 × 387,156,064.60
  4. Step 4: Simplify right side
    932,695,341.40x = 541,647,986,770,766,208
  5. Step 5: Solve for x
    x = 541,647,986,770,766,208/932,695,341.40
  6. Step 6: Final answer
    x = 580,734,096.90

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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.