Home / 18,726,752,984.09-28,070,466,071.61-6,300,769,583.21

Finding the Fourth Proportional to 18,726,752,984.09, 28,070,466,071.61 and 6,300,769,583.21

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Solution

The fourth proportional to 18,726,752,984.09, 28,070,466,071.61 and 6,300,769,583.21 is: 9,444,538,461.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726,752,984.09 : 28,070,466,071.61 = 6,300,769,583.21 : x
  2. Step 2: Convert to fraction form
    18,726,752,984.09/28,070,466,071.61 = 6,300,769,583.21/x
  3. Step 3: Cross multiply
    18,726,752,984.09x = 28,070,466,071.61 × 6,300,769,583.21
  4. Step 4: Simplify right side
    18,726,752,984.09x = 176,865,538,810,528,595,968
  5. Step 5: Solve for x
    x = 176,865,538,810,528,595,968/18,726,752,984.09
  6. Step 6: Final answer
    x = 9,444,538,461.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.