Home / 134,771,069.10-202,289,314.05-66,690,633.90

Finding the Fourth Proportional to 134,771,069.10, 202,289,314.05 and 66,690,633.90

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Solution

The fourth proportional to 134,771,069.10, 202,289,314.05 and 66,690,633.90 is: 100,101,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,771,069.10 : 202,289,314.05 = 66,690,633.90 : x
  2. Step 2: Convert to fraction form
    134,771,069.10/202,289,314.05 = 66,690,633.90/x
  3. Step 3: Cross multiply
    134,771,069.10x = 202,289,314.05 × 66,690,633.90
  4. Step 4: Simplify right side
    134,771,069.10x = 13,490,802,585,190,676
  5. Step 5: Solve for x
    x = 13,490,802,585,190,676/134,771,069.10
  6. Step 6: Final answer
    x = 100,101,621.77

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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.