Home / 629,857,421.70-944,786,132.55-354,358,407.30

Finding the Fourth Proportional to 629,857,421.70, 944,786,132.55 and 354,358,407.30

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Solution

The fourth proportional to 629,857,421.70, 944,786,132.55 and 354,358,407.30 is: 531,537,610.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,421.70 : 944,786,132.55 = 354,358,407.30 : x
  2. Step 2: Convert to fraction form
    629,857,421.70/944,786,132.55 = 354,358,407.30/x
  3. Step 3: Cross multiply
    629,857,421.70x = 944,786,132.55 × 354,358,407.30
  4. Step 4: Simplify right side
    629,857,421.70x = 334,792,909,169,544,704
  5. Step 5: Solve for x
    x = 334,792,909,169,544,704/629,857,421.70
  6. Step 6: Final answer
    x = 531,537,610.95

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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.