Home / 189,585,713,075.88-284,348,297,893.68-55,248,780,291.56

Finding the Fourth Proportional to 189,585,713,075.88, 284,348,297,893.68 and 55,248,780,291.56

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Solution

The fourth proportional to 189,585,713,075.88, 284,348,297,893.68 and 55,248,780,291.56 is: 82,864,348,698.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,585,713,075.88 : 284,348,297,893.68 = 55,248,780,291.56 : x
  2. Step 2: Convert to fraction form
    189,585,713,075.88/284,348,297,893.68 = 55,248,780,291.56/x
  3. Step 3: Cross multiply
    189,585,713,075.88x = 284,348,297,893.68 × 55,248,780,291.56
  4. Step 4: Simplify right side
    189,585,713,075.88x = 15,709,896,636,606,978,195,456
  5. Step 5: Solve for x
    x = 15,709,896,636,606,978,195,456/189,585,713,075.88
  6. Step 6: Final answer
    x = 82,864,348,698.68

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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.