Home / 2,912,499,243.86-4,371,857,792.89-1,255,224,400.22

Finding the Fourth Proportional to 2,912,499,243.86, 4,371,857,792.89 and 1,255,224,400.22

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Solution

The fourth proportional to 2,912,499,243.86, 4,371,857,792.89 and 1,255,224,400.22 is: 1,884,176,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,499,243.86 : 4,371,857,792.89 = 1,255,224,400.22 : x
  2. Step 2: Convert to fraction form
    2,912,499,243.86/4,371,857,792.89 = 1,255,224,400.22/x
  3. Step 3: Cross multiply
    2,912,499,243.86x = 4,371,857,792.89 × 1,255,224,400.22
  4. Step 4: Simplify right side
    2,912,499,243.86x = 5,487,662,575,902,485,504
  5. Step 5: Solve for x
    x = 5,487,662,575,902,485,504/2,912,499,243.86
  6. Step 6: Final answer
    x = 1,884,176,480.90

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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.