Home / 822,477,581.66-1,135,012,344.81-446,133,227.33

Finding the Fourth Proportional to 822,477,581.66, 1,135,012,344.81 and 446,133,227.33

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Solution

The fourth proportional to 822,477,581.66, 1,135,012,344.81 and 446,133,227.33 is: 615,660,209.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,477,581.66 : 1,135,012,344.81 = 446,133,227.33 : x
  2. Step 2: Convert to fraction form
    822,477,581.66/1,135,012,344.81 = 446,133,227.33/x
  3. Step 3: Cross multiply
    822,477,581.66x = 1,135,012,344.81 × 446,133,227.33
  4. Step 4: Simplify right side
    822,477,581.66x = 506,366,720,449,476,032
  5. Step 5: Solve for x
    x = 506,366,720,449,476,032/822,477,581.66
  6. Step 6: Final answer
    x = 615,660,209.76

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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.