Home / 157,179,986,428.84-235,809,656,614.32-43,859,617,267.78

Finding the Fourth Proportional to 157,179,986,428.84, 235,809,656,614.32 and 43,859,617,267.78

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Solution

The fourth proportional to 157,179,986,428.84, 235,809,656,614.32 and 43,859,617,267.78 is: 65,800,497,392.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,179,986,428.84 : 235,809,656,614.32 = 43,859,617,267.78 : x
  2. Step 2: Convert to fraction form
    157,179,986,428.84/235,809,656,614.32 = 43,859,617,267.78/x
  3. Step 3: Cross multiply
    157,179,986,428.84x = 235,809,656,614.32 × 43,859,617,267.78
  4. Step 4: Simplify right side
    157,179,986,428.84x = 10,342,521,287,150,466,498,560
  5. Step 5: Solve for x
    x = 10,342,521,287,150,466,498,560/157,179,986,428.84
  6. Step 6: Final answer
    x = 65,800,497,392.41

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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.