Home / 189,560,505.60-284,340,758.40-168,037,145.10

Finding the Fourth Proportional to 189,560,505.60, 284,340,758.40 and 168,037,145.10

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Solution

The fourth proportional to 189,560,505.60, 284,340,758.40 and 168,037,145.10 is: 252,055,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,560,505.60 : 284,340,758.40 = 168,037,145.10 : x
  2. Step 2: Convert to fraction form
    189,560,505.60/284,340,758.40 = 168,037,145.10/x
  3. Step 3: Cross multiply
    189,560,505.60x = 284,340,758.40 × 168,037,145.10
  4. Step 4: Simplify right side
    189,560,505.60x = 47,779,809,277,104,840
  5. Step 5: Solve for x
    x = 47,779,809,277,104,840/189,560,505.60
  6. Step 6: Final answer
    x = 252,055,717.65

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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.