Home / 354,627,885.06-531,480,426.48-144,293,448.42

Finding the Fourth Proportional to 354,627,885.06, 531,480,426.48 and 144,293,448.42

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Solution

The fourth proportional to 354,627,885.06, 531,480,426.48 and 144,293,448.42 is: 216,252,434.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,627,885.06 : 531,480,426.48 = 144,293,448.42 : x
  2. Step 2: Convert to fraction form
    354,627,885.06/531,480,426.48 = 144,293,448.42/x
  3. Step 3: Cross multiply
    354,627,885.06x = 531,480,426.48 × 144,293,448.42
  4. Step 4: Simplify right side
    354,627,885.06x = 76,689,143,504,531,472
  5. Step 5: Solve for x
    x = 76,689,143,504,531,472/354,627,885.06
  6. Step 6: Final answer
    x = 216,252,434.55

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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.