Home / 532,939,618.80-799,409,428.20-403,799,455.80

Finding the Fourth Proportional to 532,939,618.80, 799,409,428.20 and 403,799,455.80

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Solution

The fourth proportional to 532,939,618.80, 799,409,428.20 and 403,799,455.80 is: 605,699,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,939,618.80 : 799,409,428.20 = 403,799,455.80 : x
  2. Step 2: Convert to fraction form
    532,939,618.80/799,409,428.20 = 403,799,455.80/x
  3. Step 3: Cross multiply
    532,939,618.80x = 799,409,428.20 × 403,799,455.80
  4. Step 4: Simplify right side
    532,939,618.80x = 322,801,092,068,549,184
  5. Step 5: Solve for x
    x = 322,801,092,068,549,184/532,939,618.80
  6. Step 6: Final answer
    x = 605,699,183.70

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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.