Home / 6,428,947,571,324.40-8,865,988,256,565-4,692,005,874,136.50

Finding the Fourth Proportional to 6,428,947,571,324.40, 8,865,988,256,565 and 4,692,005,874,136.50

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Solution

The fourth proportional to 6,428,947,571,324.40, 8,865,988,256,565 and 4,692,005,874,136.50 is: 6,470,618,793,871.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428,947,571,324.40 : 8,865,988,256,565 = 4,692,005,874,136.50 : x
  2. Step 2: Convert to fraction form
    6,428,947,571,324.40/8,865,988,256,565 = 4,692,005,874,136.50/x
  3. Step 3: Cross multiply
    6,428,947,571,324.40x = 8,865,988,256,565 × 4,692,005,874,136.50
  4. Step 4: Simplify right side
    6,428,947,571,324.40x = 41,599,268,979,828,206,845,558,784
  5. Step 5: Solve for x
    x = 41,599,268,979,828,206,845,558,784/6,428,947,571,324.40
  6. Step 6: Final answer
    x = 6,470,618,793,871.81

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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.