Home / 517,495,092.18-714,205,851.03-294,530,986.50

Finding the Fourth Proportional to 517,495,092.18, 714,205,851.03 and 294,530,986.50

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Solution

The fourth proportional to 517,495,092.18, 714,205,851.03 and 294,530,986.50 is: 406,488,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,495,092.18 : 714,205,851.03 = 294,530,986.50 : x
  2. Step 2: Convert to fraction form
    517,495,092.18/714,205,851.03 = 294,530,986.50/x
  3. Step 3: Cross multiply
    517,495,092.18x = 714,205,851.03 × 294,530,986.50
  4. Step 4: Simplify right side
    517,495,092.18x = 210,355,753,867,937,920
  5. Step 5: Solve for x
    x = 210,355,753,867,937,920/517,495,092.18
  6. Step 6: Final answer
    x = 406,488,403.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.