Home / 449,122,208.70-672,675,543.45-368,500,640.70

Finding the Fourth Proportional to 449,122,208.70, 672,675,543.45 and 368,500,640.70

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Solution

The fourth proportional to 449,122,208.70, 672,675,543.45 and 368,500,640.70 is: 551,924,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,122,208.70 : 672,675,543.45 = 368,500,640.70 : x
  2. Step 2: Convert to fraction form
    449,122,208.70/672,675,543.45 = 368,500,640.70/x
  3. Step 3: Cross multiply
    449,122,208.70x = 672,675,543.45 × 368,500,640.70
  4. Step 4: Simplify right side
    449,122,208.70x = 247,881,368,744,545,696
  5. Step 5: Solve for x
    x = 247,881,368,744,545,696/449,122,208.70
  6. Step 6: Final answer
    x = 551,924,095.36

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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.