Home / 310,193,823,587.56-464,639,134,152.92-196,815,189,331.24

Finding the Fourth Proportional to 310,193,823,587.56, 464,639,134,152.92 and 196,815,189,331.24

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Solution

The fourth proportional to 310,193,823,587.56, 464,639,134,152.92 and 196,815,189,331.24 is: 294,809,348,881.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,193,823,587.56 : 464,639,134,152.92 = 196,815,189,331.24 : x
  2. Step 2: Convert to fraction form
    310,193,823,587.56/464,639,134,152.92 = 196,815,189,331.24/x
  3. Step 3: Cross multiply
    310,193,823,587.56x = 464,639,134,152.92 × 196,815,189,331.24
  4. Step 4: Simplify right side
    310,193,823,587.56x = 91,448,039,159,010,357,673,984
  5. Step 5: Solve for x
    x = 91,448,039,159,010,357,673,984/310,193,823,587.56
  6. Step 6: Final answer
    x = 294,809,348,881.82

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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.