Home / 950,871,721.47-1,426,405,419-329,085,862.17

Finding the Fourth Proportional to 950,871,721.47, 1,426,405,419 and 329,085,862.17

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Solution

The fourth proportional to 950,871,721.47, 1,426,405,419 and 329,085,862.17 is: 493,662,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,871,721.47 : 1,426,405,419 = 329,085,862.17 : x
  2. Step 2: Convert to fraction form
    950,871,721.47/1,426,405,419 = 329,085,862.17/x
  3. Step 3: Cross multiply
    950,871,721.47x = 1,426,405,419 × 329,085,862.17
  4. Step 4: Simplify right side
    950,871,721.47x = 469,409,857,115,575,104
  5. Step 5: Solve for x
    x = 469,409,857,115,575,104/950,871,721.47
  6. Step 6: Final answer
    x = 493,662,653.45

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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.