Home / 737,272,740.42-1,105,901,536.11-426,182,411.30

Finding the Fourth Proportional to 737,272,740.42, 1,105,901,536.11 and 426,182,411.30

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Solution

The fourth proportional to 737,272,740.42, 1,105,901,536.11 and 426,182,411.30 is: 639,269,238.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,272,740.42 : 1,105,901,536.11 = 426,182,411.30 : x
  2. Step 2: Convert to fraction form
    737,272,740.42/1,105,901,536.11 = 426,182,411.30/x
  3. Step 3: Cross multiply
    737,272,740.42x = 1,105,901,536.11 × 426,182,411.30
  4. Step 4: Simplify right side
    737,272,740.42x = 471,315,783,314,204,288
  5. Step 5: Solve for x
    x = 471,315,783,314,204,288/737,272,740.42
  6. Step 6: Final answer
    x = 639,269,238.47

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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.