Home / 6,428,947,571,322-8,865,988,256,561.50-4,692,005,874,134.20

Finding the Fourth Proportional to 6,428,947,571,322, 8,865,988,256,561.50 and 4,692,005,874,134.20

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Solution

The fourth proportional to 6,428,947,571,322, 8,865,988,256,561.50 and 4,692,005,874,134.20 is: 6,470,618,793,868.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428,947,571,322 : 8,865,988,256,561.50 = 4,692,005,874,134.20 : x
  2. Step 2: Convert to fraction form
    6,428,947,571,322/8,865,988,256,561.50 = 4,692,005,874,134.20/x
  3. Step 3: Cross multiply
    6,428,947,571,322x = 8,865,988,256,561.50 × 4,692,005,874,134.20
  4. Step 4: Simplify right side
    6,428,947,571,322x = 41,599,268,979,791,390,385,897,472
  5. Step 5: Solve for x
    x = 41,599,268,979,791,390,385,897,472/6,428,947,571,322
  6. Step 6: Final answer
    x = 6,470,618,793,868.50

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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.