Home / 680,347,635,579.84-938,880,113,794.40-367,488,018,036.96

Finding the Fourth Proportional to 680,347,635,579.84, 938,880,113,794.40 and 367,488,018,036.96

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Solution

The fourth proportional to 680,347,635,579.84, 938,880,113,794.40 and 367,488,018,036.96 is: 507,133,668,361.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,347,635,579.84 : 938,880,113,794.40 = 367,488,018,036.96 : x
  2. Step 2: Convert to fraction form
    680,347,635,579.84/938,880,113,794.40 = 367,488,018,036.96/x
  3. Step 3: Cross multiply
    680,347,635,579.84x = 938,880,113,794.40 × 367,488,018,036.96
  4. Step 4: Simplify right side
    680,347,635,579.84x = 345,027,192,192,619,585,208,320
  5. Step 5: Solve for x
    x = 345,027,192,192,619,585,208,320/680,347,635,579.84
  6. Step 6: Final answer
    x = 507,133,668,361.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.