Home / 462,286,927.42-637,955,806.31-253,438,586.03

Finding the Fourth Proportional to 462,286,927.42, 637,955,806.31 and 253,438,586.03

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Solution

The fourth proportional to 462,286,927.42, 637,955,806.31 and 253,438,586.03 is: 349,745,164.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,286,927.42 : 637,955,806.31 = 253,438,586.03 : x
  2. Step 2: Convert to fraction form
    462,286,927.42/637,955,806.31 = 253,438,586.03/x
  3. Step 3: Cross multiply
    462,286,927.42x = 637,955,806.31 × 253,438,586.03
  4. Step 4: Simplify right side
    462,286,927.42x = 161,682,617,502,113,056
  5. Step 5: Solve for x
    x = 161,682,617,502,113,056/462,286,927.42
  6. Step 6: Final answer
    x = 349,745,164.56

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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.