Home / 2,720,642,609.80-4,080,963,914.70-880,581,291.40

Finding the Fourth Proportional to 2,720,642,609.80, 4,080,963,914.70 and 880,581,291.40

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Solution

The fourth proportional to 2,720,642,609.80, 4,080,963,914.70 and 880,581,291.40 is: 1,320,871,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,642,609.80 : 4,080,963,914.70 = 880,581,291.40 : x
  2. Step 2: Convert to fraction form
    2,720,642,609.80/4,080,963,914.70 = 880,581,291.40/x
  3. Step 3: Cross multiply
    2,720,642,609.80x = 4,080,963,914.70 × 880,581,291.40
  4. Step 4: Simplify right side
    2,720,642,609.80x = 3,593,620,474,163,324,928
  5. Step 5: Solve for x
    x = 3,593,620,474,163,324,928/2,720,642,609.80
  6. Step 6: Final answer
    x = 1,320,871,937.10

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Double scale
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1.5x scale

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.