Home / 896,781,799.12-1,345,561,044.27-481,774,404.64

Finding the Fourth Proportional to 896,781,799.12, 1,345,561,044.27 and 481,774,404.64

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Solution

The fourth proportional to 896,781,799.12, 1,345,561,044.27 and 481,774,404.64 is: 722,870,236.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,781,799.12 : 1,345,561,044.27 = 481,774,404.64 : x
  2. Step 2: Convert to fraction form
    896,781,799.12/1,345,561,044.27 = 481,774,404.64/x
  3. Step 3: Cross multiply
    896,781,799.12x = 1,345,561,044.27 × 481,774,404.64
  4. Step 4: Simplify right side
    896,781,799.12x = 648,256,871,009,955,968
  5. Step 5: Solve for x
    x = 648,256,871,009,955,968/896,781,799.12
  6. Step 6: Final answer
    x = 722,870,236.27

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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.