Home / 1,457,876,220.96-2,011,867,881.48-822,930,367.28

Finding the Fourth Proportional to 1,457,876,220.96, 2,011,867,881.48 and 822,930,367.28

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Solution

The fourth proportional to 1,457,876,220.96, 2,011,867,881.48 and 822,930,367.28 is: 1,135,643,171.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,876,220.96 : 2,011,867,881.48 = 822,930,367.28 : x
  2. Step 2: Convert to fraction form
    1,457,876,220.96/2,011,867,881.48 = 822,930,367.28/x
  3. Step 3: Cross multiply
    1,457,876,220.96x = 2,011,867,881.48 × 822,930,367.28
  4. Step 4: Simplify right side
    1,457,876,220.96x = 1,655,627,174,625,171,968
  5. Step 5: Solve for x
    x = 1,655,627,174,625,171,968/1,457,876,220.96
  6. Step 6: Final answer
    x = 1,135,643,171.09

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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.