Home / 356,278,013.26-534,506,034.03-251,438,059.60

Finding the Fourth Proportional to 356,278,013.26, 534,506,034.03 and 251,438,059.60

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Solution

The fourth proportional to 356,278,013.26, 534,506,034.03 and 251,438,059.60 is: 377,219,909.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,278,013.26 : 534,506,034.03 = 251,438,059.60 : x
  2. Step 2: Convert to fraction form
    356,278,013.26/534,506,034.03 = 251,438,059.60/x
  3. Step 3: Cross multiply
    356,278,013.26x = 534,506,034.03 × 251,438,059.60
  4. Step 4: Simplify right side
    356,278,013.26x = 134,395,160,040,994,752
  5. Step 5: Solve for x
    x = 134,395,160,040,994,752/356,278,013.26
  6. Step 6: Final answer
    x = 377,219,909.84

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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.