Home / 314,930,643.30-472,395,964.95-300,581,736.30

Finding the Fourth Proportional to 314,930,643.30, 472,395,964.95 and 300,581,736.30

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Solution

The fourth proportional to 314,930,643.30, 472,395,964.95 and 300,581,736.30 is: 450,872,604.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,643.30 : 472,395,964.95 = 300,581,736.30 : x
  2. Step 2: Convert to fraction form
    314,930,643.30/472,395,964.95 = 300,581,736.30/x
  3. Step 3: Cross multiply
    314,930,643.30x = 472,395,964.95 × 300,581,736.30
  4. Step 4: Simplify right side
    314,930,643.30x = 141,993,599,365,784,944
  5. Step 5: Solve for x
    x = 141,993,599,365,784,944/314,930,643.30
  6. Step 6: Final answer
    x = 450,872,604.45

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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.