Home / 496,692,403.40-745,038,605.10-486,488,736.20

Finding the Fourth Proportional to 496,692,403.40, 745,038,605.10 and 486,488,736.20

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Solution

The fourth proportional to 496,692,403.40, 745,038,605.10 and 486,488,736.20 is: 729,733,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,692,403.40 : 745,038,605.10 = 486,488,736.20 : x
  2. Step 2: Convert to fraction form
    496,692,403.40/745,038,605.10 = 486,488,736.20/x
  3. Step 3: Cross multiply
    496,692,403.40x = 745,038,605.10 × 486,488,736.20
  4. Step 4: Simplify right side
    496,692,403.40x = 362,452,889,415,309,888
  5. Step 5: Solve for x
    x = 362,452,889,415,309,888/496,692,403.40
  6. Step 6: Final answer
    x = 729,733,104.30

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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.