Home / 108,520,505.40-162,780,758.10-36,716,921.40

Finding the Fourth Proportional to 108,520,505.40, 162,780,758.10 and 36,716,921.40

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Solution

The fourth proportional to 108,520,505.40, 162,780,758.10 and 36,716,921.40 is: 55,075,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,520,505.40 : 162,780,758.10 = 36,716,921.40 : x
  2. Step 2: Convert to fraction form
    108,520,505.40/162,780,758.10 = 36,716,921.40/x
  3. Step 3: Cross multiply
    108,520,505.40x = 162,780,758.10 × 36,716,921.40
  4. Step 4: Simplify right side
    108,520,505.40x = 5,976,808,300,590,113
  5. Step 5: Solve for x
    x = 5,976,808,300,590,113/108,520,505.40
  6. Step 6: Final answer
    x = 55,075,382.10

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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.