Home / 748,125,283.60-1,032,444,775.60-418,100,412.88

Finding the Fourth Proportional to 748,125,283.60, 1,032,444,775.60 and 418,100,412.88

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Solution

The fourth proportional to 748,125,283.60, 1,032,444,775.60 and 418,100,412.88 is: 576,996,388.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,125,283.60 : 1,032,444,775.60 = 418,100,412.88 : x
  2. Step 2: Convert to fraction form
    748,125,283.60/1,032,444,775.60 = 418,100,412.88/x
  3. Step 3: Cross multiply
    748,125,283.60x = 1,032,444,775.60 × 418,100,412.88
  4. Step 4: Simplify right side
    748,125,283.60x = 431,665,586,954,158,976
  5. Step 5: Solve for x
    x = 431,665,586,954,158,976/748,125,283.60
  6. Step 6: Final answer
    x = 576,996,388.73

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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.