Home / 18,359,290,844.40-27,538,936,266.60-5,938,876,945.20

Finding the Fourth Proportional to 18,359,290,844.40, 27,538,936,266.60 and 5,938,876,945.20

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Solution

The fourth proportional to 18,359,290,844.40, 27,538,936,266.60 and 5,938,876,945.20 is: 8,908,315,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359,290,844.40 : 27,538,936,266.60 = 5,938,876,945.20 : x
  2. Step 2: Convert to fraction form
    18,359,290,844.40/27,538,936,266.60 = 5,938,876,945.20/x
  3. Step 3: Cross multiply
    18,359,290,844.40x = 27,538,936,266.60 × 5,938,876,945.20
  4. Step 4: Simplify right side
    18,359,290,844.40x = 163,550,353,689,042,878,464
  5. Step 5: Solve for x
    x = 163,550,353,689,042,878,464/18,359,290,844.40
  6. Step 6: Final answer
    x = 8,908,315,417.80

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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.