Home / 748,125,276.60-1,032,444,765.94-418,100,405.88

Finding the Fourth Proportional to 748,125,276.60, 1,032,444,765.94 and 418,100,405.88

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Solution

The fourth proportional to 748,125,276.60, 1,032,444,765.94 and 418,100,405.88 is: 576,996,379.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,125,276.60 : 1,032,444,765.94 = 418,100,405.88 : x
  2. Step 2: Convert to fraction form
    748,125,276.60/1,032,444,765.94 = 418,100,405.88/x
  3. Step 3: Cross multiply
    748,125,276.60x = 1,032,444,765.94 × 418,100,405.88
  4. Step 4: Simplify right side
    748,125,276.60x = 431,665,575,688,195,648
  5. Step 5: Solve for x
    x = 431,665,575,688,195,648/748,125,276.60
  6. Step 6: Final answer
    x = 576,996,379.07

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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.