Home / 462,745,246.75-638,600,190.03-253,901,334.04

Finding the Fourth Proportional to 462,745,246.75, 638,600,190.03 and 253,901,334.04

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Solution

The fourth proportional to 462,745,246.75, 638,600,190.03 and 253,901,334.04 is: 350,390,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,745,246.75 : 638,600,190.03 = 253,901,334.04 : x
  2. Step 2: Convert to fraction form
    462,745,246.75/638,600,190.03 = 253,901,334.04/x
  3. Step 3: Cross multiply
    462,745,246.75x = 638,600,190.03 × 253,901,334.04
  4. Step 4: Simplify right side
    462,745,246.75x = 162,141,440,165,217,984
  5. Step 5: Solve for x
    x = 162,141,440,165,217,984/462,745,246.75
  6. Step 6: Final answer
    x = 350,390,287.76

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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.