Home / 629,857,398.80-944,786,098.20-354,358,384.40

Finding the Fourth Proportional to 629,857,398.80, 944,786,098.20 and 354,358,384.40

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Solution

The fourth proportional to 629,857,398.80, 944,786,098.20 and 354,358,384.40 is: 531,537,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,398.80 : 944,786,098.20 = 354,358,384.40 : x
  2. Step 2: Convert to fraction form
    629,857,398.80/944,786,098.20 = 354,358,384.40/x
  3. Step 3: Cross multiply
    629,857,398.80x = 944,786,098.20 × 354,358,384.40
  4. Step 4: Simplify right side
    629,857,398.80x = 334,792,875,361,731,712
  5. Step 5: Solve for x
    x = 334,792,875,361,731,712/629,857,398.80
  6. Step 6: Final answer
    x = 531,537,576.60

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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.