Home / 1,766,636,963.70-2,649,955,445.55-603,418,902.90

Finding the Fourth Proportional to 1,766,636,963.70, 2,649,955,445.55 and 603,418,902.90

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Solution

The fourth proportional to 1,766,636,963.70, 2,649,955,445.55 and 603,418,902.90 is: 905,128,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,636,963.70 : 2,649,955,445.55 = 603,418,902.90 : x
  2. Step 2: Convert to fraction form
    1,766,636,963.70/2,649,955,445.55 = 603,418,902.90/x
  3. Step 3: Cross multiply
    1,766,636,963.70x = 2,649,955,445.55 × 603,418,902.90
  4. Step 4: Simplify right side
    1,766,636,963.70x = 1,599,033,207,687,661,824
  5. Step 5: Solve for x
    x = 1,599,033,207,687,661,824/1,766,636,963.70
  6. Step 6: Final answer
    x = 905,128,354.35

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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.