Home / 554,912,208.51-832,119,531.90-330,669,661.33

Finding the Fourth Proportional to 554,912,208.51, 832,119,531.90 and 330,669,661.33

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Solution

The fourth proportional to 554,912,208.51, 832,119,531.90 and 330,669,661.33 is: 495,856,244.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,912,208.51 : 832,119,531.90 = 330,669,661.33 : x
  2. Step 2: Convert to fraction form
    554,912,208.51/832,119,531.90 = 330,669,661.33/x
  3. Step 3: Cross multiply
    554,912,208.51x = 832,119,531.90 × 330,669,661.33
  4. Step 4: Simplify right side
    554,912,208.51x = 275,156,683,799,451,104
  5. Step 5: Solve for x
    x = 275,156,683,799,451,104/554,912,208.51
  6. Step 6: Final answer
    x = 495,856,244.61

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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.