Home / 531,363,347.60-797,194,320.60-258,743,008.40

Finding the Fourth Proportional to 531,363,347.60, 797,194,320.60 and 258,743,008.40

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Solution

The fourth proportional to 531,363,347.60, 797,194,320.60 and 258,743,008.40 is: 388,187,212.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,363,347.60 : 797,194,320.60 = 258,743,008.40 : x
  2. Step 2: Convert to fraction form
    531,363,347.60/797,194,320.60 = 258,743,008.40/x
  3. Step 3: Cross multiply
    531,363,347.60x = 797,194,320.60 × 258,743,008.40
  4. Step 4: Simplify right side
    531,363,347.60x = 206,268,456,791,438,112
  5. Step 5: Solve for x
    x = 206,268,456,791,438,112/531,363,347.60
  6. Step 6: Final answer
    x = 388,187,212.62

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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.