Home / 1,815,331,388.39-2,506,313,991.02-1,481,599,975.55

Finding the Fourth Proportional to 1,815,331,388.39, 2,506,313,991.02 and 1,481,599,975.55

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Solution

The fourth proportional to 1,815,331,388.39, 2,506,313,991.02 and 1,481,599,975.55 is: 2,045,551,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,331,388.39 : 2,506,313,991.02 = 1,481,599,975.55 : x
  2. Step 2: Convert to fraction form
    1,815,331,388.39/2,506,313,991.02 = 1,481,599,975.55/x
  3. Step 3: Cross multiply
    1,815,331,388.39x = 2,506,313,991.02 × 1,481,599,975.55
  4. Step 4: Simplify right side
    1,815,331,388.39x = 3,713,354,747,815,854,592
  5. Step 5: Solve for x
    x = 3,713,354,747,815,854,592/1,815,331,388.39
  6. Step 6: Final answer
    x = 2,045,551,997.60

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Double scale
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1.5x scale

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.