Home / 1,274,212,959,899.60-1,758,414,590,062.50-688,262,802,534.80

Finding the Fourth Proportional to 1,274,212,959,899.60, 1,758,414,590,062.50 and 688,262,802,534.80

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Solution

The fourth proportional to 1,274,212,959,899.60, 1,758,414,590,062.50 and 688,262,802,534.80 is: 949,803,048,518.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,212,959,899.60 : 1,758,414,590,062.50 = 688,262,802,534.80 : x
  2. Step 2: Convert to fraction form
    1,274,212,959,899.60/1,758,414,590,062.50 = 688,262,802,534.80/x
  3. Step 3: Cross multiply
    1,274,212,959,899.60x = 1,758,414,590,062.50 × 688,262,802,534.80
  4. Step 4: Simplify right side
    1,274,212,959,899.60x = 1,210,251,353,774,497,946,664,960
  5. Step 5: Solve for x
    x = 1,210,251,353,774,497,946,664,960/1,274,212,959,899.60
  6. Step 6: Final answer
    x = 949,803,048,518.56

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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.