Home / 436,551,412.40-654,918,097.80-145,508,951.60

Finding the Fourth Proportional to 436,551,412.40, 654,918,097.80 and 145,508,951.60

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Solution

The fourth proportional to 436,551,412.40, 654,918,097.80 and 145,508,951.60 is: 218,293,752.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,551,412.40 : 654,918,097.80 = 145,508,951.60 : x
  2. Step 2: Convert to fraction form
    436,551,412.40/654,918,097.80 = 145,508,951.60/x
  3. Step 3: Cross multiply
    436,551,412.40x = 654,918,097.80 × 145,508,951.60
  4. Step 4: Simplify right side
    436,551,412.40x = 95,296,445,794,744,256
  5. Step 5: Solve for x
    x = 95,296,445,794,744,256/436,551,412.40
  6. Step 6: Final answer
    x = 218,293,752.09

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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.