Home / 871,120,406-1,202,130,957.96-474,646,677.32

Finding the Fourth Proportional to 871,120,406, 1,202,130,957.96 and 474,646,677.32

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Solution

The fourth proportional to 871,120,406, 1,202,130,957.96 and 474,646,677.32 is: 655,004,131.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,120,406 : 1,202,130,957.96 = 474,646,677.32 : x
  2. Step 2: Convert to fraction form
    871,120,406/1,202,130,957.96 = 474,646,677.32/x
  3. Step 3: Cross multiply
    871,120,406x = 1,202,130,957.96 × 474,646,677.32
  4. Step 4: Simplify right side
    871,120,406x = 570,587,464,899,222,592
  5. Step 5: Solve for x
    x = 570,587,464,899,222,592/871,120,406
  6. Step 6: Final answer
    x = 655,004,131.43

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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.