Home / 451,232,262.12-622,709,722.98-245,212,637.16

Finding the Fourth Proportional to 451,232,262.12, 622,709,722.98 and 245,212,637.16

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Solution

The fourth proportional to 451,232,262.12, 622,709,722.98 and 245,212,637.16 is: 338,398,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,232,262.12 : 622,709,722.98 = 245,212,637.16 : x
  2. Step 2: Convert to fraction form
    451,232,262.12/622,709,722.98 = 245,212,637.16/x
  3. Step 3: Cross multiply
    451,232,262.12x = 622,709,722.98 × 245,212,637.16
  4. Step 4: Simplify right side
    451,232,262.12x = 152,696,293,357,098,848
  5. Step 5: Solve for x
    x = 152,696,293,357,098,848/451,232,262.12
  6. Step 6: Final answer
    x = 338,398,439.51

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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.