Home / 38,916,012,315.96-58,358,926,951.20-13,385,306,181.94

Finding the Fourth Proportional to 38,916,012,315.96, 58,358,926,951.20 and 13,385,306,181.94

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Solution

The fourth proportional to 38,916,012,315.96, 58,358,926,951.20 and 13,385,306,181.94 is: 20,072,768,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,916,012,315.96 : 58,358,926,951.20 = 13,385,306,181.94 : x
  2. Step 2: Convert to fraction form
    38,916,012,315.96/58,358,926,951.20 = 13,385,306,181.94/x
  3. Step 3: Cross multiply
    38,916,012,315.96x = 58,358,926,951.20 × 13,385,306,181.94
  4. Step 4: Simplify right side
    38,916,012,315.96x = 781,152,105,691,165,491,200
  5. Step 5: Solve for x
    x = 781,152,105,691,165,491,200/38,916,012,315.96
  6. Step 6: Final answer
    x = 20,072,768,487.92

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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.