Home / 134,293,568.20-201,490,118.70-43,420,121.80

Finding the Fourth Proportional to 134,293,568.20, 201,490,118.70 and 43,420,121.80

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Solution

The fourth proportional to 134,293,568.20, 201,490,118.70 and 43,420,121.80 is: 65,146,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,293,568.20 : 201,490,118.70 = 43,420,121.80 : x
  2. Step 2: Convert to fraction form
    134,293,568.20/201,490,118.70 = 43,420,121.80/x
  3. Step 3: Cross multiply
    134,293,568.20x = 201,490,118.70 × 43,420,121.80
  4. Step 4: Simplify right side
    134,293,568.20x = 8,748,725,495,450,457
  5. Step 5: Solve for x
    x = 8,748,725,495,450,457/134,293,568.20
  6. Step 6: Final answer
    x = 65,146,273.29

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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.