Home / 453,576,965.82-679,812,711.18-235,106,863.26

Finding the Fourth Proportional to 453,576,965.82, 679,812,711.18 and 235,106,863.26

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Solution

The fourth proportional to 453,576,965.82, 679,812,711.18 and 235,106,863.26 is: 352,373,789.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,576,965.82 : 679,812,711.18 = 235,106,863.26 : x
  2. Step 2: Convert to fraction form
    453,576,965.82/679,812,711.18 = 235,106,863.26/x
  3. Step 3: Cross multiply
    453,576,965.82x = 679,812,711.18 × 235,106,863.26
  4. Step 4: Simplify right side
    453,576,965.82x = 159,828,634,129,806,112
  5. Step 5: Solve for x
    x = 159,828,634,129,806,112/453,576,965.82
  6. Step 6: Final answer
    x = 352,373,789.18

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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.