Home / 133,790,479,326.20-200,685,718,989.30-74,282,692,215.80

Finding the Fourth Proportional to 133,790,479,326.20, 200,685,718,989.30 and 74,282,692,215.80

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Solution

The fourth proportional to 133,790,479,326.20, 200,685,718,989.30 and 74,282,692,215.80 is: 111,424,038,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,790,479,326.20 : 200,685,718,989.30 = 74,282,692,215.80 : x
  2. Step 2: Convert to fraction form
    133,790,479,326.20/200,685,718,989.30 = 74,282,692,215.80/x
  3. Step 3: Cross multiply
    133,790,479,326.20x = 200,685,718,989.30 × 74,282,692,215.80
  4. Step 4: Simplify right side
    133,790,479,326.20x = 14,907,475,495,788,700,762,112
  5. Step 5: Solve for x
    x = 14,907,475,495,788,700,762,112/133,790,479,326.20
  6. Step 6: Final answer
    x = 111,424,038,323.70

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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.