Home / 74,689,705,138.26-103,074,251,531.32-40,856,225,989.62

Finding the Fourth Proportional to 74,689,705,138.26, 103,074,251,531.32 and 40,856,225,989.62

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Solution

The fourth proportional to 74,689,705,138.26, 103,074,251,531.32 and 40,856,225,989.62 is: 56,382,936,664.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,689,705,138.26 : 103,074,251,531.32 = 40,856,225,989.62 : x
  2. Step 2: Convert to fraction form
    74,689,705,138.26/103,074,251,531.32 = 40,856,225,989.62/x
  3. Step 3: Cross multiply
    74,689,705,138.26x = 103,074,251,531.32 × 40,856,225,989.62
  4. Step 4: Simplify right side
    74,689,705,138.26x = 4,211,224,914,274,030,190,592
  5. Step 5: Solve for x
    x = 4,211,224,914,274,030,190,592/74,689,705,138.26
  6. Step 6: Final answer
    x = 56,382,936,664.15

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1.5x scale

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.