Home / 433,418,716.50-598,116,028.95-257,351,647.38

Finding the Fourth Proportional to 433,418,716.50, 598,116,028.95 and 257,351,647.38

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Solution

The fourth proportional to 433,418,716.50, 598,116,028.95 and 257,351,647.38 is: 355,144,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,418,716.50 : 598,116,028.95 = 257,351,647.38 : x
  2. Step 2: Convert to fraction form
    433,418,716.50/598,116,028.95 = 257,351,647.38/x
  3. Step 3: Cross multiply
    433,418,716.50x = 598,116,028.95 × 257,351,647.38
  4. Step 4: Simplify right side
    433,418,716.50x = 153,926,145,374,666,272
  5. Step 5: Solve for x
    x = 153,926,145,374,666,272/433,418,716.50
  6. Step 6: Final answer
    x = 355,144,204.70

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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.