Home / 189,585,713,075.78-284,348,297,893.50-55,248,780,291.47

Finding the Fourth Proportional to 189,585,713,075.78, 284,348,297,893.50 and 55,248,780,291.47

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Solution

The fourth proportional to 189,585,713,075.78, 284,348,297,893.50 and 55,248,780,291.47 is: 82,864,348,698.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,585,713,075.78 : 284,348,297,893.50 = 55,248,780,291.47 : x
  2. Step 2: Convert to fraction form
    189,585,713,075.78/284,348,297,893.50 = 55,248,780,291.47/x
  3. Step 3: Cross multiply
    189,585,713,075.78x = 284,348,297,893.50 × 55,248,780,291.47
  4. Step 4: Simplify right side
    189,585,713,075.78x = 15,709,896,636,570,875,723,776
  5. Step 5: Solve for x
    x = 15,709,896,636,570,875,723,776/189,585,713,075.78
  6. Step 6: Final answer
    x = 82,864,348,698.53

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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.