Home / 517,403,651.17-714,019,938.77-294,385,327.39

Finding the Fourth Proportional to 517,403,651.17, 714,019,938.77 and 294,385,327.39

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Solution

The fourth proportional to 517,403,651.17, 714,019,938.77 and 294,385,327.39 is: 406,253,401.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,403,651.17 : 714,019,938.77 = 294,385,327.39 : x
  2. Step 2: Convert to fraction form
    517,403,651.17/714,019,938.77 = 294,385,327.39/x
  3. Step 3: Cross multiply
    517,403,651.17x = 714,019,938.77 × 294,385,327.39
  4. Step 4: Simplify right side
    517,403,651.17x = 210,196,993,437,794,176
  5. Step 5: Solve for x
    x = 210,196,993,437,794,176/517,403,651.17
  6. Step 6: Final answer
    x = 406,253,401.89

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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.