Home / 680,347,635,611.84-938,880,113,838.56-367,488,018,068.96

Finding the Fourth Proportional to 680,347,635,611.84, 938,880,113,838.56 and 367,488,018,068.96

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Solution

The fourth proportional to 680,347,635,611.84, 938,880,113,838.56 and 367,488,018,068.96 is: 507,133,668,405.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,347,635,611.84 : 938,880,113,838.56 = 367,488,018,068.96 : x
  2. Step 2: Convert to fraction form
    680,347,635,611.84/938,880,113,838.56 = 367,488,018,068.96/x
  3. Step 3: Cross multiply
    680,347,635,611.84x = 938,880,113,838.56 × 367,488,018,068.96
  4. Step 4: Simplify right side
    680,347,635,611.84x = 345,027,192,238,892,019,351,552
  5. Step 5: Solve for x
    x = 345,027,192,238,892,019,351,552/680,347,635,611.84
  6. Step 6: Final answer
    x = 507,133,668,405.58

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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.