Home / 1,422,697,380.89-1,963,527,850.36-819,752,570.00

Finding the Fourth Proportional to 1,422,697,380.89, 1,963,527,850.36 and 819,752,570.00

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Solution

The fourth proportional to 1,422,697,380.89, 1,963,527,850.36 and 819,752,570.00 is: 1,131,376,934.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,697,380.89 : 1,963,527,850.36 = 819,752,570.00 : x
  2. Step 2: Convert to fraction form
    1,422,697,380.89/1,963,527,850.36 = 819,752,570.00/x
  3. Step 3: Cross multiply
    1,422,697,380.89x = 1,963,527,850.36 × 819,752,570.00
  4. Step 4: Simplify right side
    1,422,697,380.89x = 1,609,607,001,590,351,616
  5. Step 5: Solve for x
    x = 1,609,607,001,590,351,616/1,422,697,380.89
  6. Step 6: Final answer
    x = 1,131,376,934.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.