Home / 314,928,330.30-472,392,495.45-274,617,546.30

Finding the Fourth Proportional to 314,928,330.30, 472,392,495.45 and 274,617,546.30

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Solution

The fourth proportional to 314,928,330.30, 472,392,495.45 and 274,617,546.30 is: 411,926,319.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,330.30 : 472,392,495.45 = 274,617,546.30 : x
  2. Step 2: Convert to fraction form
    314,928,330.30/472,392,495.45 = 274,617,546.30/x
  3. Step 3: Cross multiply
    314,928,330.30x = 472,392,495.45 × 274,617,546.30
  4. Step 4: Simplify right side
    314,928,330.30x = 129,727,267,991,012,912
  5. Step 5: Solve for x
    x = 129,727,267,991,012,912/314,928,330.30
  6. Step 6: Final answer
    x = 411,926,319.45

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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.