Home / 310,674,493.31-428,739,890.19-169,554,765.00

Finding the Fourth Proportional to 310,674,493.31, 428,739,890.19 and 169,554,765.00

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Solution

The fourth proportional to 310,674,493.31, 428,739,890.19 and 169,554,765.00 is: 233,990,536.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,674,493.31 : 428,739,890.19 = 169,554,765.00 : x
  2. Step 2: Convert to fraction form
    310,674,493.31/428,739,890.19 = 169,554,765.00/x
  3. Step 3: Cross multiply
    310,674,493.31x = 428,739,890.19 × 169,554,765.00
  4. Step 4: Simplify right side
    310,674,493.31x = 72,694,891,328,263,200
  5. Step 5: Solve for x
    x = 72,694,891,328,263,200/310,674,493.31
  6. Step 6: Final answer
    x = 233,990,536.38

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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.