Home / 731,404,572,679.20-1,097,248,144,656.60-278,088,230,377.41

Finding the Fourth Proportional to 731,404,572,679.20, 1,097,248,144,656.60 and 278,088,230,377.41

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Solution

The fourth proportional to 731,404,572,679.20, 1,097,248,144,656.60 and 278,088,230,377.41 is: 417,186,063,951.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,404,572,679.20 : 1,097,248,144,656.60 = 278,088,230,377.41 : x
  2. Step 2: Convert to fraction form
    731,404,572,679.20/1,097,248,144,656.60 = 278,088,230,377.41/x
  3. Step 3: Cross multiply
    731,404,572,679.20x = 1,097,248,144,656.60 × 278,088,230,377.41
  4. Step 4: Simplify right side
    731,404,572,679.20x = 305,131,794,832,450,218,098,688
  5. Step 5: Solve for x
    x = 305,131,794,832,450,218,098,688/731,404,572,679.20
  6. Step 6: Final answer
    x = 417,186,063,951.89

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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.