Home / 38,916,012,314.70-58,358,926,949.33-13,385,306,180.68

Finding the Fourth Proportional to 38,916,012,314.70, 58,358,926,949.33 and 13,385,306,180.68

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Solution

The fourth proportional to 38,916,012,314.70, 58,358,926,949.33 and 13,385,306,180.68 is: 20,072,768,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,916,012,314.70 : 58,358,926,949.33 = 13,385,306,180.68 : x
  2. Step 2: Convert to fraction form
    38,916,012,314.70/58,358,926,949.33 = 13,385,306,180.68/x
  3. Step 3: Cross multiply
    38,916,012,314.70x = 58,358,926,949.33 × 13,385,306,180.68
  4. Step 4: Simplify right side
    38,916,012,314.70x = 781,152,105,592,719,540,224
  5. Step 5: Solve for x
    x = 781,152,105,592,719,540,224/38,916,012,314.70
  6. Step 6: Final answer
    x = 20,072,768,486.04

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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.