Home / 561,805,723.10-842,855,551.05-216,770,606.30

Finding the Fourth Proportional to 561,805,723.10, 842,855,551.05 and 216,770,606.30

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Solution

The fourth proportional to 561,805,723.10, 842,855,551.05 and 216,770,606.30 is: 325,212,615.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,805,723.10 : 842,855,551.05 = 216,770,606.30 : x
  2. Step 2: Convert to fraction form
    561,805,723.10/842,855,551.05 = 216,770,606.30/x
  3. Step 3: Cross multiply
    561,805,723.10x = 842,855,551.05 × 216,770,606.30
  4. Step 4: Simplify right side
    561,805,723.10x = 182,706,308,824,429,088
  5. Step 5: Solve for x
    x = 182,706,308,824,429,088/561,805,723.10
  6. Step 6: Final answer
    x = 325,212,615.88

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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.