Home / 263,411,364,137.46-363,510,988,542.45-143,119,311,149.94

Finding the Fourth Proportional to 263,411,364,137.46, 363,510,988,542.45 and 143,119,311,149.94

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Solution

The fourth proportional to 263,411,364,137.46, 363,510,988,542.45 and 143,119,311,149.94 is: 197,506,445,653.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,411,364,137.46 : 363,510,988,542.45 = 143,119,311,149.94 : x
  2. Step 2: Convert to fraction form
    263,411,364,137.46/363,510,988,542.45 = 143,119,311,149.94/x
  3. Step 3: Cross multiply
    263,411,364,137.46x = 363,510,988,542.45 × 143,119,311,149.94
  4. Step 4: Simplify right side
    263,411,364,137.46x = 52,025,442,275,629,182,484,480
  5. Step 5: Solve for x
    x = 52,025,442,275,629,182,484,480/263,411,364,137.46
  6. Step 6: Final answer
    x = 197,506,445,653.88

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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.