Home / 357,418,966,249.20-493,220,347,020.42-203,074,258,559.01

Finding the Fourth Proportional to 357,418,966,249.20, 493,220,347,020.42 and 203,074,258,559.01

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Solution

The fourth proportional to 357,418,966,249.20, 493,220,347,020.42 and 203,074,258,559.01 is: 280,232,348,407.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,418,966,249.20 : 493,220,347,020.42 = 203,074,258,559.01 : x
  2. Step 2: Convert to fraction form
    357,418,966,249.20/493,220,347,020.42 = 203,074,258,559.01/x
  3. Step 3: Cross multiply
    357,418,966,249.20x = 493,220,347,020.42 × 203,074,258,559.01
  4. Step 4: Simplify right side
    357,418,966,249.20x = 100,160,356,277,389,405,192,192
  5. Step 5: Solve for x
    x = 100,160,356,277,389,405,192,192/357,418,966,249.20
  6. Step 6: Final answer
    x = 280,232,348,407.49

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1.5x scale

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.